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Selected citations of "Modal Theory"
- A. Kurpiel, A monadic approach to the modal theory, Demonstratio Math. 20 (1987), pp. 247-258.
- B. Roszkowska, The lattice of varieties of symmetric idempotent entropic groupoids, Demonstratio Math.
20 (1987), pp. 259-275.
- E. Gedeonová (ed.), Ordered Sets and Lattices II (Russian), Universitas Comeniana Press, Bratislava, 1988.
- B. Roszkowska, On some varieties of symmetric idempotent entropic groupoids, pp. 254-274 in "Universal and Applied Algebra" (eds. K. Halkowska and B. Stawski), World Scientific, Singapore, 1989.
- Yu.M. Movsisyan, Hyperidentities and Hypervarieties in Algebra (Russian), Yerevan University Press, Yerevan, 1990.
- J. Berman, On the combinatorics of free algebras, pp. 13-19 in "Lattices, Semigroups, and Universal Algebra"
(eds. J. Almeida et al.), Plenum Press, New York, NY, 1990.
- D.M. Smirnov, Varieties of Algebras (Russian), Nauka, Novosibirsk, 1992.
- G. Grätzer and A. Kisielewicz, A survey of some open problems on pn-sequences and free spectra of algebras and varieties, pp. 57-88 in "Universal Algebra and Quasigroup Theory" (eds. A. Romanowska and J.D.H. Smith), Heldermann, Berlin, 1992.
- A. Szendrei, A survey on strictly simple algebras and minimal varieties, pp. 209-239 in "Universal Algebra and Quasigroup Theory" (eds. A. Romanowska and J.D.H. Smith), Heldermann, Berlin, 1992.
- J. Dudek, On varieties of groupoid modes, Demonstratio. Math. 27 (1994), pp. 815-828.
- Yu. Movsisyan, Algebras with hyperidentities of the variety of Boolean algebras, Izv. Ross. Akad. Nauk Ser. Mat. 60 (1996), 127-168. English translation: Izv. Math. 60 (1996), 1219-1260.
- E. Graczynska, Operators on Varieties, OWPO, Opole, 1998.
- A. Pilitowska, Identities for classes of algebras closed under the complex structures, Discuss. Math. Algebra and Stochastic Methods 18 (1998), pp. 85-109.
- Yu. Movsisyan, Hyperidentities in algebras and varieties (Russian), Uspekhi Mat. Nauk 53 (1998), 61-114.
- B. Roszkowska-Lech, A representation of symmetric idempotent and entropic groupoids, Demonstratio Math.
32 (1999), 247-262.
- J.S. Golan, Semirings and their Applications, Kluwer, Dordrecht, 1999.
- A. Pilitowska, Enrichments of affine spaces and algebras of subalgebras, Discuss. Math. Algebra and Stochastic Methods 19 (1999), pp. 207-226.
- I. Chajda and K. Glazek, A Basic Course on General Algebra, Technical University Press, Zielona Góra, 2000.
- M. Erné, Free distributive structures over general algebras, Contributions to General Algebra
13 (2001), pp. 115-128.
- A. Pilitowska, The lattice of subvarieties of the variety of some ternary modes, Contributions to General Algebra 13 (2001), pp. 265-274.
- K. Pszczola, Duality for affine spaces over finite fields, Contributions to General Algebra
13 (2001), pp. 285-293.
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