@book{bwmeta1.element.bwnjournal-rm-doi-10_4064-dm401-0-1,
author = {E. G. K. L\'opez-Escobar and Francisco Miraglia},
title = {Definitions: the primitive concept of logics or The Le\'sniewski-Tarski legacy},
series = {GDML\_Books},
year = {2002},
zbl = {1001.03009},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-rm-doi-10_4064-dm401-0-1}
}
E. G. K. López-Escobar; Francisco Miraglia. Definitions: the primitive concept of logics or The Leśniewski-Tarski legacy. GDML_Books (2002), http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-rm-doi-10_4064-dm401-0-1/