@article{1093893459, author = {Sibajiban}, title = {The middle term.}, journal = {Notre Dame J. Formal Logic}, volume = {9}, number = {1}, year = {1968}, pages = { 229-232}, language = {en}, url = {http://dml.mathdoc.fr/item/1093893459} }
Sibajiban. The middle term.. Notre Dame J. Formal Logic, Tome 9 (1968) no. 1, pp. 229-232. http://gdmltest.u-ga.fr/item/1093893459/