%0 Journal Article %T Recense %J Applications of Mathematics %D 1974 %P 366-370 %V 19 %N 5 %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1974.103551/ %R 10.21136/AM.1974.103551 %G cs %F 10_21136_AM_1974_103551