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On full embeddings of categories of algebras. Ill. J. of Math. 10 (1966), 392-406.
MR 0191858
[2] F. E. J. LINTON:
Some aspects of equational categories. Proceedings of the Conference on categorical algebra, La Jolla 1965, 84-94.
MR 0209335
[3] J. SICHLER:
Concerning minimal primitive classes of algebras containing any category of algebras as a full subcategory. Comment. Math. Univ. Carolinae 9 (1968), 627-635.
MR 0252305 |
Zbl 0204.33301
[4] A. PULTR J. SICHLER:
Primitive classes of algebras with two unary idempotent operations containing all algebraic categories as full subcategories. Comment. Math. Univ. Carolinae 10 (1969), 425-445.
MR 0253969