Author: Chajda, Ivan

Chajda, Ivan; Niederle, Josef; Zelinka, Bohdan: On existence conditions for compatible tolerances. (English). Czechoslovak Mathematical Journal, vol. 26 (1976), issue 2, pp. 304-311
Chajda, Ivan; Zelinka, Bohdan: Weakly associative lattices and tolerance relations. (English). Czechoslovak Mathematical Journal, vol. 26 (1976), issue 2, pp. 259-269

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