ISBN 978-0-7204-2104-0. Differential geometry on complex and almost complex spaces, Macmillan, New York 1965 Integral formulas in Riemannian Geometry, Marcel Dekker, New
Francisco: Cambridge University Press. 1995. Saks, Stanislaw. Theory of the Integral. Warsaw: PAN. 1933. (Reprinted by Dover Publications, Mineola, NY. Morrison