. . "J_neimp \u010Dl\u00E1nek v recenzovan\u00E9m \u010Dasopise, datab\u00E1ze SCOPUS, ISSN ti\u0161t\u011Bn\u00E9 podoby, II. kategorie (ostatn\u00ED obory)" . . . "Kongruence kernels of orthoimplication algebra" . "Acta Mathematica Universitatis Comenianae" . . "http://www.isvav.cz/h12/resultDetail.do?rowId=RIV%2F61989592%3A15310%2F07%3A00004813!RIV08-MSM-15310___"^^ . "1"^^ . "RIV/61989592:15310/07:00004813!RIV08-MSM-15310___" . "8.074"^^ . "8"^^ . . . "8.074"^^ . "8"^^ . "TD4sgARKMkPbr!C-zFvY-gU46p8=" . . . . .