Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{KYB_1982__18_6_a5, author = {R\r{u}\v{z}i\v{c}ka, Milan}, title = {Formalized models of ontological systems}, journal = {Kybernetika}, pages = {545--554}, publisher = {mathdoc}, volume = {18}, number = {6}, year = {1982}, mrnumber = {707400}, zbl = {0505.93006}, language = {en}, url = {http://geodesic.mathdoc.fr/item/KYB_1982__18_6_a5/} }
Růžička, Milan. Formalized models of ontological systems. Kybernetika, Tome 18 (1982) no. 6, pp. 545-554. http://geodesic.mathdoc.fr/item/KYB_1982__18_6_a5/