TY - JOUR AU - Pringerová, Gabriela TI - Covering condition in the lattice of radical classes of linearly ordered groups JO - Mathematica slovaca PY - 1983 SP - 363 EP - 369 VL - 33 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1983__33_4_a5/ LA - en ID - MASLO_1983__33_4_a5 ER -