@article{1093888402,
author = {Muzio, J. C.},
title = {A note concerning a sole sufficient operator.},
journal = {Notre Dame J. Formal Logic},
volume = {19},
number = {1},
year = {1978},
pages = { 419-420},
language = {en},
url = {http://dml.mathdoc.fr/item/1093888402}
}
Muzio, J. C. A note concerning a sole sufficient operator.. Notre Dame J. Formal Logic, Tome 19 (1978) no. 1, pp. 419-420. http://gdmltest.u-ga.fr/item/1093888402/