%0 Journal Article %A Zaidman, S. %T Opera Matematica. by Alexandru Ghika. Editura Academici R.S.R., Bucarest (1968). 955 pp. %J Canadian mathematical bulletin %D 1970 %P 403-403 %V 13 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0008439500031180/ %R 10.1017/S0008439500031180 %F 10_1017_S0008439500031180