@article {calas_obyazatelnyi_1985, title = {Obyazatel{\textquoteright}nyi ekzemplyar audiovizual{\textquoteright}nykh materialov v Natsional{\textquoteright}noi biblioteke v Parizhe}, journal = {Bibliotekovedenie i bibliografi{\^a} za rube{\v z}om = Librarianship and bibliography abroad}, number = {101}, year = {1985}, pages = {13{\textendash}16}, author = {Marie-France Calas} }