TY - JOUR TI - Recense JO - Applications of Mathematics PY - 1976 SP - 463 EP - 466 VL - 21 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1976.103671/ DO - 10.21136/AM.1976.103671 LA - cz ID - 10_21136_AM_1976_103671 ER -