TY - JOUR TI - Summaries of Papers Appearing in this Issue JO - Applications of Mathematics PY - 1971 SP - 83 VL - 16 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1971.103331/ DO - 10.21136/AM.1971.103331 LA - en ID - 10_21136_AM_1971_103331 ER -