%0 Journal Article %T Summaries of Papers Appearing in this Issue %J Applications of Mathematics %D 1976 %V 21 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1976.103625/ %R 10.21136/AM.1976.103625 %G en %F 10_21136_AM_1976_103625