Birkhoff's variety theorem with and without free algebras.

Adámek, Jiří, and Trnková, Věra. "Birkhoff's variety theorem with and without free algebras.." Theory and Applications of Categories [electronic only] 14 (2005): 424-450. <http://eudml.org/doc/125923>.

@article{Adámek2005,
author = {Adámek, Jiří, Trnková, Věra},
journal = {Theory and Applications of Categories [electronic only]},
keywords = {variety; Birkhoff's theorem},
language = {eng},
pages = {424-450},
publisher = {Mount Allison University, Department of Mathematics and Computer Science, Sackville},
title = {Birkhoff's variety theorem with and without free algebras.},
url = {http://eudml.org/doc/125923},
volume = {14},
year = {2005},
}

TY - JOUR
AU - Adámek, Jiří
AU - Trnková, Věra
TI - Birkhoff's variety theorem with and without free algebras.
JO - Theory and Applications of Categories [electronic only]
PY - 2005
PB - Mount Allison University, Department of Mathematics and Computer Science, Sackville
VL - 14
SP - 424
EP - 450
LA - eng
KW - variety; Birkhoff's theorem
UR - http://eudml.org/doc/125923
ER -