TY - JOUR TI - Recenze JO - Applications of Mathematics PY - 1980 SP - 461 EP - 470 VL - 25 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1980.103886/ DO - 10.21136/AM.1980.103886 LA - cz ID - 10_21136_AM_1980_103886 ER -