TY - JOUR TI - Summaries of articles published in this issue JO - Czechoslovak Mathematical Journal PY - 1979 VL - 29 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1979.101593/ DO - 10.21136/CMJ.1979.101593 LA - en ID - 10_21136_CMJ_1979_101593 ER -