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Author: Lisá, Jarmila

• Lisá, Jarmila: Cardinal sums and direct products in Galois connections. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 14 (1973), issue 2, pp. 325-338
• Lisá, Jarmila: Frattinian constructions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 13 (1972), issue 3, pp. 511-533