@article{1183389292, author = {Nelson, Everett J.}, title = {Review: Andrew Paul Ushenko, The Problems of Logic}, journal = {J. Symbolic Logic}, volume = {6}, number = {1}, year = {1941}, pages = { 166-168}, language = {en}, url = {http://dml.mathdoc.fr/item/1183389292} }
Nelson, Everett J. Review: Andrew Paul Ushenko, The Problems of Logic. J. Symbolic Logic, Tome 6 (1941) no. 1, pp. 166-168. http://gdmltest.u-ga.fr/item/1183389292/