@article{GDZPPN00239815X,
title = {Algebraic and Equational Semi-Maximality; Equational Spectra. II.},
journal = {Mathematische Zeitschrift},
volume = {93},
year = {1966},
pages = {122-133},
zbl = {0199.32502},
url = {http://dml.mathdoc.fr/item/GDZPPN00239815X}
}
Foster, Alfred L.; Pixley, Alden F. Algebraic and Equational Semi-Maximality; Equational Spectra. II.. Mathematische Zeitschrift, Tome 93 (1966) pp. 122-133. http://gdmltest.u-ga.fr/item/GDZPPN00239815X/