APA citáció

Pollák György. (1975). On hereditarily finitely based varieties of semigroups.

Chicago Style (17th ed.) Citation

Pollák György. On Hereditarily Finitely Based Varieties of Semigroups. 1975.

MLA idézés

Pollák György. On Hereditarily Finitely Based Varieties of Semigroups. 1975.

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