TY - JOUR TI - Summaries of Papers Appearing in this Issue JO - Applications of Mathematics PY - 1980 SP - 161 VL - 25 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1980.103848/ DO - 10.21136/AM.1980.103848 LA - en ID - 10_21136_AM_1980_103848 ER -