diff --git a/Documents/proto/general/openapi.yaml b/Documents/proto/general/openapi.yaml
index 43e9aba..5e0674a 100644
--- a/Documents/proto/general/openapi.yaml
+++ b/Documents/proto/general/openapi.yaml
@@ -1,4 +1,3 @@
-# hihi
 openapi: 3.0.0
 info:
   title: ClydeAPI
@@ -136,6 +135,7 @@ paths:
       summary: modifier les informations d'un utilisateur
       tags:
         - Admin
+        - Secretariat
       security:
         - bearer: []
       requestBody:
@@ -227,7 +227,6 @@ paths:
                 faculty:
                   type: string
                 teachers:
-                  type: object
                   $ref: '#/components/schemas/User'
                 assistants:
                   type: array
@@ -268,7 +267,6 @@ paths:
                 faculty:
                   type: string
                 teachers:
-                  type: object
                   $ref: '#/components/schemas/User'
                 assistants:
                   type: array
@@ -336,7 +334,6 @@ paths:
                 faculty:
                   type: string
                 teachers:
-                  type: object
                   $ref: '#/components/schemas/User'
                 assistants:
                   type: array
@@ -356,7 +353,125 @@ paths:
         '401':
           $ref: '#/components/responses/UnauthorizedError'
           
+          
+          
+          
+
+
+
+
+# Extension publication scientifique 
+
+  /article:
+    post:
+      summary: create an article
+      tags:
+        - Researcher
+      security:
+        - bearer : []
+      responses:
+        "201" : 
+          description: OK
+        '401':
+          $ref: '#/components/responses/UnauthorizedError'
+      requestBody:
+        required : true
+        content: 
+          application/pdf:
+            schema:
+              type: string
+              format : binary
+          application/json:
+            schema:
+              type: object
+              properties:
+                acces:
+                  type: string
+                summary:
+                  type: string
+                language:
+                  type: string
+                title:
+                  type: string
+                date:
+                  type: string
+                  description: Follow the iso 8601 ("YYYY-MM-DD")
+                views:
+                  type: integer #TODO check comment envoyer fichier + json
+  /article/{id}:
+    parameters:
+      - name: id
+        in: path
+        required: true
+        schema:
+          type: integer
+    get:
+      summary: get a certain article
+      tags:
+        - Users
+      security:
+        - bearer: []
+      responses:
+        "201": 
+          description: OK
+          content:  
+            application/json:
+                schema:
+                  $ref: '#/components/schemas/Article'
+        '401':
+          $ref: '#/components/responses/UnauthorizedError'
     
+    patch:
+      summary: modify an article
+      tags:
+        - Researcher
+      security:
+        - bearer : []
+      responses:
+        "201": 
+          description: article modifié
+        '401':
+          $ref: '#/components/responses/UnauthorizedError'
+      requestBody:
+        required : true
+        content: 
+          application/pdf:
+            schema:
+              type: string
+              format : binary
+          application/json:
+            schema:
+              type: object
+              properties:
+                acces:
+                  type: string
+                summary:
+                  type: string
+                language:
+                  type: string
+                title:
+                  type: string
+                date:
+                  type: string
+                  description: Follow the iso 8601 ("YYYY-MM-DD")
+                views:
+                  type: integer
+
+    delete:
+      summary: delete own article
+      tags:
+        - Researcher
+      security: 
+        - bearer: []
+      responses:
+        '201':
+          description: OK
+        '401':
+          $ref: '#/components/responses/UnauthorizedError'
+      
+  
+      
+
 components:
   securitySchemes:
     bearer:
@@ -418,7 +533,6 @@ components:
         faculty:
           type: string
         teachers:
-          type: object
           $ref: '#/components/schemas/User'
         assistants:
           type: array
@@ -449,6 +563,47 @@ components:
         "id": 42,
         "courses": ['Math', 'Info']
         }
+        
+    Article:
+      type: object
+      properties:
+        articleId: 
+          type: integer
+        acces :
+          type : string
+        pdf :
+          type : string
+          description : file location
+        summary:
+          type : string
+        language:
+          type : string
+        title :
+          type : string 
+        date: 
+          type : string
+        views :
+          type : integer
+        authors:
+          type: array
+          items:
+            $ref: '#/components/schemas/User'
+          description: first user is the author, the remaining users are co-authors
+      example:
+        {
+        "articleId": 42,
+        "acces": "private",
+        "pdf": "/articles/42",
+        "summary": "looks in details about graph's second theorem",
+        "language": "english",
+        "title": "graph's second theorem study",
+        "date":"2023-02-01",
+        "views": 420,
+        "authors" : []
+        }
+        
+      
+        
   responses:
     UnauthorizedError:
       description: Permission non accordée