TY - JOUR AU - Chajda, Ivan TI - A note on congruence kernels in ortholattices JO - Mathematica Bohemica PY - 2000 SP - 169 EP - 172 VL - 125 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/MB.2000.125950/ DO - 10.21136/MB.2000.125950 LA - en ID - 10_21136_MB_2000_125950 ER -