@article{1183528614, author = {Galvin, Fred}, title = {Reduced products, Horn sentences, and decision problems}, journal = {Bull. Amer. Math. Soc.}, volume = {73}, number = {6}, year = {1967}, pages = { 59-64}, language = {en}, url = {http://dml.mathdoc.fr/item/1183528614} }
Galvin, Fred. Reduced products, Horn sentences, and decision problems. Bull. Amer. Math. Soc., Tome 73 (1967) no. 6, pp. 59-64. http://gdmltest.u-ga.fr/item/1183528614/