@article{bwmeta1.element.bwnjournal-article-cmv12i2p151bwm,
author = {J. \L o\'s},
title = {Normal subalgebras in general algebras},
journal = {Colloquium Mathematicae},
volume = {13},
year = {1964},
pages = {151-153},
zbl = {0128.02303},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-cmv12i2p151bwm}
}
Łoś, J. Normal subalgebras in general algebras. Colloquium Mathematicae, Tome 13 (1964) pp. 151-153. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-cmv12i2p151bwm/