TY - JOUR AU - Vasily G. Safonov TI - On $\tau$-closed totally saturated group formations with Boolean sublattices JO - Algebra and discrete mathematics PY - 2008 SP - 109 EP - 122 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ADM_2008_2_a7/ LA - en ID - ADM_2008_2_a7 ER -