@article{CTGDC_1981__22_1_85_0, author = {Rosick\'y, Jiri}, title = {Equational categories}, journal = {Cahiers de topologie et g\'eom\'etrie diff\'erentielle}, pages = {85--95}, publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS}, volume = {22}, number = {1}, year = {1981}, mrnumber = {609163}, zbl = {0463.18002}, language = {en}, url = {http://archive.numdam.org/item/CTGDC_1981__22_1_85_0/} }