TY - JOUR TI - Recense JO - Applications of Mathematics PY - 1977 SP - 455 EP - 462 VL - 22 IS - 6 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.21136/AM.1977.103720/ DO - 10.21136/AM.1977.103720 LA - cz ID - 10_21136_AM_1977_103720 ER -