TY - JOUR TI - Recenze JO - Applications of Mathematics PY - 1981 SP - 154 EP - 160 VL - 26 IS - 2 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.21136/AM.1981.103905/ DO - 10.21136/AM.1981.103905 LA - cz ID - 10_21136_AM_1981_103905 ER -