@article{1093891110,
author = {Clay, Robert E.},
title = {Two results in Le\'sniewski's mereology.},
journal = {Notre Dame J. Formal Logic},
volume = {14},
number = {1},
year = {1973},
pages = { 559-564},
language = {en},
url = {http://dml.mathdoc.fr/item/1093891110}
}
Clay, Robert E. Two results in Leśniewski's mereology.. Notre Dame J. Formal Logic, Tome 14 (1973) no. 1, pp. 559-564. http://gdmltest.u-ga.fr/item/1093891110/