TY - JOUR TI - Recense JO - Applications of Mathematics PY - 1977 SP - 69 EP - 76 VL - 22 IS - 1 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.21136/AM.1977.103677/ DO - 10.21136/AM.1977.103677 LA - cz ID - 10_21136_AM_1977_103677 ER -