@article{1093957805,
author = {Soboci\'nski, Boles\l aw},
title = {A note on Prior's systems in ``The theory of deduction''.},
journal = {Notre Dame J. Formal Logic},
volume = {5},
number = {1},
year = {1964},
pages = { 139-140},
language = {en},
url = {http://dml.mathdoc.fr/item/1093957805}
}
Sobociński, Bolesław. A note on Prior's systems in ``The theory of deduction''.. Notre Dame J. Formal Logic, Tome 5 (1964) no. 1, pp. 139-140. http://gdmltest.u-ga.fr/item/1093957805/