@article{1195520804,
author = {Tanaka, Sh\^otar\^o},
title = {Le\'sniewski's protothetics $S1$, $S2$, III},
journal = {Proc. Japan Acad.},
volume = {45},
number = {8},
year = {1969},
pages = { 263-265},
language = {en},
url = {http://dml.mathdoc.fr/item/1195520804}
}
Tanaka, Shôtarô. Leśniewski's protothetics $S1$, $S2$, III. Proc. Japan Acad., Tome 45 (1969) no. 8, pp. 263-265. http://gdmltest.u-ga.fr/item/1195520804/