TY - JOUR AU - Pióro, Konrad TI - On subalgebra lattices of a finite unary algebra. I. JO - Mathematica Bohemica PY - 2001 SP - 161 EP - 170 VL - 126 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/MB.2001.133915/ DO - 10.21136/MB.2001.133915 LA - en ID - 10_21136_MB_2001_133915 ER -