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Foundations of Differential Geometry. vol. 1. Shoshichi Kobayashi and Katsumi Nomizu. Interscience (Wiley), New York, 1963. xii + 329 pp. Illus. $15

H. Levy, 1964 .

Physical Sciences: Introduction a l'etude des Varietes Kahleriennes. Publications de l'Institut de Mathematique de l'Universite de Nancago, VI

H. Levy, 1959 .