@article{GDZPPN00229110X,
title = {Boolean Semirings.},
journal = {Mathematische Annalen},
volume = {146},
year = {1962},
pages = {395-401},
url = {http://dml.mathdoc.fr/item/GDZPPN00229110X}
}
SUBRAHMANYAM, N.V. Boolean Semirings.. Mathematische Annalen, Tome 146 (1962) pp. 395-401. http://gdmltest.u-ga.fr/item/GDZPPN00229110X/