code: def r_references(self, objectId, lang=None):
          
          collection, reffs = self.get_reffs(objectId=objectId, export_collection=True)
          return {
              "template": "main::references.html",
              "objectId": objectId,
              "citation": collection.citation,
              "collections": {
                  "current": {
                      "label": collection.get_label(lang),
                      "id": collection.id,
                      "model": str(collection.model),
                      "type": str(collection.type),
                  },
                  "parents": self.make_parents(collection, lang=lang)
              },
              "reffs": reffs
          }
docs: Text exemplar references browsing route function
  
          :param objectId: Collection identifier
          :type objectId: str
          :param lang: Lang in which to express main data
          :type lang: str
          :return: Template and required information about text with its references