@article{bwmeta1.element.zamlynska-97df2247-3e07-4535-9b3d-021703cda145,
author = {Peter Burmeister},
title = {Closed sets of universal Horn formulas for many-sorted (partial) algebras},
journal = {Banach Center Publications},
volume = {21},
year = {1988},
pages = {129-143},
zbl = {0759.68062},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.zamlynska-97df2247-3e07-4535-9b3d-021703cda145}
}
Peter Burmeister. Closed sets of universal Horn formulas for many-sorted (partial) algebras. Banach Center Publications, Tome 21 (1988) pp. 129-143. http://gdmltest.u-ga.fr/item/bwmeta1.element.zamlynska-97df2247-3e07-4535-9b3d-021703cda145/