@article{CM_1951__8__250_0, author = {Fodor, G.}, title = {On a theorem in the theory of binary relations}, journal = {Compositio Mathematica}, volume = {9}, year = {1951}, pages = {250-250}, mrnumber = {40377}, zbl = {0042.05301}, language = {en}, url = {http://dml.mathdoc.fr/item/CM_1951__8__250_0} }
Fodor, G. On a theorem in the theory of binary relations. Compositio Mathematica, Tome 9 (1951) p. 250. http://gdmltest.u-ga.fr/item/CM_1951__8__250_0/