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Concerning a categorical approach to topological and algebraic theories. General Topology and its Relations to Modern Analysis and Algebra, II (Proc. Second Prague Topol. Symp., 1966), Academia, Prague, 1967, 176-181.
MR 0230784
[2] V. TRNKOVÁ J. REITERMAN:
The categories of presheaves containing any category of algebras. to appear in Dissertationes Mathematicae.
MR 0379622
[3] Z. HEDRLÍN J. LAMBEK:
How comprehensive is the category of semigroups. J. Alg. 11 (1969), 195-213.
MR 0237611
[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
[5] J. SICHLER: Theses. Prague, 1968.
[7] P. VOPĚNKA A. PULTR Z. HEDRLÍN:
A rigid relation exists on any set. Comment. Math. Univ. Carolinae 6 (1965), 149-155.
MR 0183647
[8] Z. HEDRLÍN A. PULTR:
On full embeddings of categories of algebras. Illinois J. Math. 10 (1966), 312-406.
MR 0191858