TY - JOUR AU - Riečan, Beloslav TI - Extension of measures and integrals by the help of a pseudometric JO - Mathematica slovaca PY - 1977 SP - 143 EP - 152 VL - 27 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1977__27_2_a4/ LA - en ID - MASLO_1977__27_2_a4 ER -