TY - JOUR TI - Summaries of Papers Appearing in this Issue JO - Applications of Mathematics PY - 1976 VL - 21 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1976.103651/ DO - 10.21136/AM.1976.103651 LA - en ID - 10_21136_AM_1976_103651 ER -