TY - JOUR TI - Recense JO - Applications of Mathematics PY - 1978 SP - 231 EP - 236 VL - 23 IS - 3 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.21136/AM.1978.103747/ DO - 10.21136/AM.1978.103747 LA - cz ID - 10_21136_AM_1978_103747 ER -