diff --git a/0-collect-data/datacite.py b/0-collect-data/datacite.py
index 5218822b3aba3fc349424c2550eb411e4d34316f..5d9f3cdcd87a81a7f077278eaf97b7b489f5e312 100644
--- a/0-collect-data/datacite.py
+++ b/0-collect-data/datacite.py
@@ -4,6 +4,7 @@
 """
 ## todo
 - recherche par affiliation contributeurs ?
+- v2 : périmètre UGA : ajouter les ROR des unités, des établissements/laboratoires associés (par exemple Grenoble INP)
 
 ## Documentation
 * Doc générale API Datacite : https://support.datacite.org/docs/api
diff --git a/0-collect-data/rdg.py b/0-collect-data/rdg.py
index 1f1e9e717a2de5e5307851e0db2d727322239cd8..84ec29903104abb34d677bf159212b96f9f03a04 100644
--- a/0-collect-data/rdg.py
+++ b/0-collect-data/rdg.py
@@ -75,14 +75,12 @@ for url in urls:
 
 # on supprime les doublons
 
-for i in dois:
-    while(dois.count(i) > 1):
-        dois.remove(i)
+unique_dois = list(set(dois))
 
-print("Nombre de dois différents trouvés : " + str(len(dois)))
+print("Nombre de dois différents trouvés : " + str(len(unique_dois)))
 
 # exporter la liste de DOI au format txt
 
 with open("rdg-dois.txt", 'w') as f :
-    [f.write(f"{line[4:]}\n") for line in dois] # [4:] pour retirer "doi:" au début de chaque ligne
+    [f.write(f"{line[4:]}\n") for line in unique_dois] # [4:] pour retirer "doi:" au début de chaque ligne
 
diff --git a/0-collect-data/z-datacite-demo.ipynb b/0-collect-data/z-datacite-demo.ipynb
index 1de20a75f06aa67ceec513dcb92c430e38623ab2..b17617f26a197950d2c6c402ebff8e87a5c2be88 100644
--- a/0-collect-data/z-datacite-demo.ipynb
+++ b/0-collect-data/z-datacite-demo.ipynb
@@ -17,7 +17,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 15,
+   "execution_count": 26,
    "id": "d229201d-4e79-40a8-9472-9ea46b344b1c",
    "metadata": {},
    "outputs": [],
@@ -27,7 +27,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 16,
+   "execution_count": 27,
    "id": "7ce19b89-d5b7-4dbe-9fab-a15a81b42078",
    "metadata": {},
    "outputs": [],
@@ -43,7 +43,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 17,
+   "execution_count": 28,
    "id": "ec73be41-21df-4448-b58e-e21306f6b9fa",
    "metadata": {},
    "outputs": [
@@ -65,10 +65,10 @@
     "authors = []\n",
     "\n",
     "# boucler pour ajouter les informations relatives à chaque dépôt\n",
-    "num_dois = results[\"data\"]\n",
-    "nb_dois = len(num_dois)\n",
+    "all_md_list = results[\"data\"]\n",
+    "nb_dois = len(all_md_list)\n",
     "\n",
-    "for item in num_dois :\n",
+    "for item in all_md_list :\n",
     "    doi = item[\"id\"]\n",
     "    # si l'identifiant n'est pas un doi, on ne le prend pas\n",
     "    if item.get(\"type\") != \"dois\":\n",
@@ -91,64 +91,183 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 19,
+   "execution_count": 29,
    "id": "e0722b5b-0059-4842-8e8a-2125239a7b7d",
    "metadata": {},
    "outputs": [
     {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "                                              DOI  \\\n",
-      "0                                  10.7280/d11h3x   \n",
-      "1                                  10.7280/d1mm37   \n",
-      "2                                  10.7280/d1595v   \n",
-      "3                                  10.7280/d1667w   \n",
-      "4                                  10.7280/d1b114   \n",
-      "..                                            ...   \n",
-      "137                  10.6084/m9.figshare.23488967   \n",
-      "138                               10.18150/wyyjk6   \n",
-      "139                               10.13127/efsm20   \n",
-      "140  10.5285/3ea504d8-41c2-40dc-86dc-284c341badaa   \n",
-      "141  10.5285/634ee206-258f-4b47-9237-efff4ef9eedd   \n",
-      "\n",
-      "                                                 Titre                  Date  \\\n",
-      "0    Annual Ice Velocity of the Greenland Ice Sheet...  2019-03-29T12:53:36Z   \n",
-      "1    Annual Ice Velocity of the Greenland Ice Sheet...  2018-12-14T09:39:45Z   \n",
-      "2    Annual Ice Velocity of the Greenland Ice Sheet...  2019-03-29T10:37:23Z   \n",
-      "3    Greenland Marine-Terminating Glacier Retreat Data  2020-12-01T18:09:19Z   \n",
-      "4    Dataset for: Fast retreat of Pope, Smith, and ...  2021-11-01T23:46:08Z   \n",
-      "..                                                 ...                   ...   \n",
-      "137  Additional file 1 of 3DVizSNP: a tool for rapi...  2023-06-10T03:21:52Z   \n",
-      "138  Estimates for recombination coefficients from ...  2022-04-21T14:17:28Z   \n",
-      "139  European Fault-Source Model 2020 (EFSM20): onl...  2022-10-30T16:28:46Z   \n",
-      "140  Ice radar data from Little Dome C, Antarctica,...  2022-03-04T09:26:18Z   \n",
-      "141  Polarimetric ApRES data on a profile across Do...  2021-09-16T11:17:15Z   \n",
-      "\n",
-      "                                               Auteurs  \n",
-      "0    [Mouginot, Jeremie, Rignot, Eric, Scheuchl, Be...  \n",
-      "1    [Mouginot, Jeremie, Rignot, Eric, Millan, Roma...  \n",
-      "2    [Mouginot, Jeremie, Rignot, Eric, Scheuchl, Be...  \n",
-      "3    [Wood, Michael, Rignot, Eric, Bjørk, Anders, V...  \n",
-      "4    [Milillo, Pietro, Rignot, Eric, Rizzoli, Paola...  \n",
-      "..                                                 ...  \n",
-      "137  [Sierk, Michael, Ratnayake, Shashikala, Wagle,...  \n",
-      "138  [Sakowski, Konrad, Borowik, Lukasz, Rochat, Né...  \n",
-      "139  [Basili, Roberto, Danciu, Laurentiu, Beauval, ...  \n",
-      "140  [Mulvaney, Robert, King, Edward, Martin, Carlo...  \n",
-      "141      [Corr, Hugh, Ritz, Catherine, Martin, Carlos]  \n",
-      "\n",
-      "[142 rows x 4 columns]\n"
-     ]
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>DOI</th>\n",
+       "      <th>Titre</th>\n",
+       "      <th>Date</th>\n",
+       "      <th>Auteurs</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>10.7280/d11h3x</td>\n",
+       "      <td>Annual Ice Velocity of the Greenland Ice Sheet...</td>\n",
+       "      <td>2019-03-29T12:53:36Z</td>\n",
+       "      <td>[Mouginot, Jeremie, Rignot, Eric, Scheuchl, Be...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>10.7280/d1mm37</td>\n",
+       "      <td>Annual Ice Velocity of the Greenland Ice Sheet...</td>\n",
+       "      <td>2018-12-14T09:39:45Z</td>\n",
+       "      <td>[Mouginot, Jeremie, Rignot, Eric, Millan, Roma...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>10.7280/d1667w</td>\n",
+       "      <td>Greenland Marine-Terminating Glacier Retreat Data</td>\n",
+       "      <td>2020-12-01T18:09:19Z</td>\n",
+       "      <td>[Wood, Michael, Rignot, Eric, Bjørk, Anders, V...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>10.7280/d1595v</td>\n",
+       "      <td>Annual Ice Velocity of the Greenland Ice Sheet...</td>\n",
+       "      <td>2019-03-29T10:37:23Z</td>\n",
+       "      <td>[Mouginot, Jeremie, Rignot, Eric, Scheuchl, Be...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>4</th>\n",
+       "      <td>10.7280/d1b114</td>\n",
+       "      <td>Dataset for: Fast retreat of Pope, Smith, and ...</td>\n",
+       "      <td>2021-11-01T23:46:08Z</td>\n",
+       "      <td>[Milillo, Pietro, Rignot, Eric, Rizzoli, Paola...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>...</th>\n",
+       "      <td>...</td>\n",
+       "      <td>...</td>\n",
+       "      <td>...</td>\n",
+       "      <td>...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>137</th>\n",
+       "      <td>10.6084/m9.figshare.23488967</td>\n",
+       "      <td>Additional file 1 of 3DVizSNP: a tool for rapi...</td>\n",
+       "      <td>2023-06-10T03:21:52Z</td>\n",
+       "      <td>[Sierk, Michael, Ratnayake, Shashikala, Wagle,...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>138</th>\n",
+       "      <td>10.18150/wyyjk6</td>\n",
+       "      <td>Estimates for recombination coefficients from ...</td>\n",
+       "      <td>2022-04-21T14:17:28Z</td>\n",
+       "      <td>[Sakowski, Konrad, Borowik, Lukasz, Rochat, Né...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>139</th>\n",
+       "      <td>10.13127/efsm20</td>\n",
+       "      <td>European Fault-Source Model 2020 (EFSM20): onl...</td>\n",
+       "      <td>2022-10-30T16:28:46Z</td>\n",
+       "      <td>[Basili, Roberto, Danciu, Laurentiu, Beauval, ...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>140</th>\n",
+       "      <td>10.5285/3ea504d8-41c2-40dc-86dc-284c341badaa</td>\n",
+       "      <td>Ice radar data from Little Dome C, Antarctica,...</td>\n",
+       "      <td>2022-03-04T09:26:18Z</td>\n",
+       "      <td>[Mulvaney, Robert, King, Edward, Martin, Carlo...</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>141</th>\n",
+       "      <td>10.5285/634ee206-258f-4b47-9237-efff4ef9eedd</td>\n",
+       "      <td>Polarimetric ApRES data on a profile across Do...</td>\n",
+       "      <td>2021-09-16T11:17:15Z</td>\n",
+       "      <td>[Corr, Hugh, Ritz, Catherine, Martin, Carlos]</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "<p>142 rows × 4 columns</p>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                                              DOI  \\\n",
+       "0                                  10.7280/d11h3x   \n",
+       "1                                  10.7280/d1mm37   \n",
+       "2                                  10.7280/d1667w   \n",
+       "3                                  10.7280/d1595v   \n",
+       "4                                  10.7280/d1b114   \n",
+       "..                                            ...   \n",
+       "137                  10.6084/m9.figshare.23488967   \n",
+       "138                               10.18150/wyyjk6   \n",
+       "139                               10.13127/efsm20   \n",
+       "140  10.5285/3ea504d8-41c2-40dc-86dc-284c341badaa   \n",
+       "141  10.5285/634ee206-258f-4b47-9237-efff4ef9eedd   \n",
+       "\n",
+       "                                                 Titre                  Date  \\\n",
+       "0    Annual Ice Velocity of the Greenland Ice Sheet...  2019-03-29T12:53:36Z   \n",
+       "1    Annual Ice Velocity of the Greenland Ice Sheet...  2018-12-14T09:39:45Z   \n",
+       "2    Greenland Marine-Terminating Glacier Retreat Data  2020-12-01T18:09:19Z   \n",
+       "3    Annual Ice Velocity of the Greenland Ice Sheet...  2019-03-29T10:37:23Z   \n",
+       "4    Dataset for: Fast retreat of Pope, Smith, and ...  2021-11-01T23:46:08Z   \n",
+       "..                                                 ...                   ...   \n",
+       "137  Additional file 1 of 3DVizSNP: a tool for rapi...  2023-06-10T03:21:52Z   \n",
+       "138  Estimates for recombination coefficients from ...  2022-04-21T14:17:28Z   \n",
+       "139  European Fault-Source Model 2020 (EFSM20): onl...  2022-10-30T16:28:46Z   \n",
+       "140  Ice radar data from Little Dome C, Antarctica,...  2022-03-04T09:26:18Z   \n",
+       "141  Polarimetric ApRES data on a profile across Do...  2021-09-16T11:17:15Z   \n",
+       "\n",
+       "                                               Auteurs  \n",
+       "0    [Mouginot, Jeremie, Rignot, Eric, Scheuchl, Be...  \n",
+       "1    [Mouginot, Jeremie, Rignot, Eric, Millan, Roma...  \n",
+       "2    [Wood, Michael, Rignot, Eric, Bjørk, Anders, V...  \n",
+       "3    [Mouginot, Jeremie, Rignot, Eric, Scheuchl, Be...  \n",
+       "4    [Milillo, Pietro, Rignot, Eric, Rizzoli, Paola...  \n",
+       "..                                                 ...  \n",
+       "137  [Sierk, Michael, Ratnayake, Shashikala, Wagle,...  \n",
+       "138  [Sakowski, Konrad, Borowik, Lukasz, Rochat, Né...  \n",
+       "139  [Basili, Roberto, Danciu, Laurentiu, Beauval, ...  \n",
+       "140  [Mulvaney, Robert, King, Edward, Martin, Carlo...  \n",
+       "141      [Corr, Hugh, Ritz, Catherine, Martin, Carlos]  \n",
+       "\n",
+       "[142 rows x 4 columns]"
+      ]
+     },
+     "execution_count": 29,
+     "metadata": {},
+     "output_type": "execute_result"
     }
    ],
    "source": [
     "# construction du DataFrame\n",
     "df = pandas.DataFrame({'DOI':dois, 'Titre':titles, 'Date':dates, 'Auteurs':authors})\n",
     "\n",
-    "print(df)\n",
-    "df.to_csv(\"z-resultats-demo-datacite.csv\")"
+    "df.to_csv(\"z-resultats-demo-datacite.csv\")\n",
+    "df"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "0308feea-2560-4e33-836a-285a65db2429",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {