Birkhoff, Garrett Subdirect unions in universal algebra. (English) Zbl 0060.05809 Bull. Am. Math. Soc. 50, 764-768 (1944). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 ReviewsCited in 108 Documents Keywords:rings, modules, fields × Cite Format Result Cite Review PDF Full Text: DOI