Schoenberg, I. J. (1969). Approximations, with special emphasis on spline functions: Proceedings of a symposium conducted by the Mathematics Research Center, United States Army, at the University of Wisconsin, Madison, May 5-7, 1969. Academic Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Schoenberg, I. J. Approximations, with Special Emphasis on Spline Functions: Proceedings of a Symposium Conducted by the Mathematics Research Center, United States Army, at the University of Wisconsin, Madison, May 5-7, 1969. New York: Academic Press, 1969.
Παραπομπή σε μορφή MLA (8th εκδ.)Schoenberg, I. J. Approximations, with Special Emphasis on Spline Functions: Proceedings of a Symposium Conducted by the Mathematics Research Center, United States Army, at the University of Wisconsin, Madison, May 5-7, 1969. Academic Press, 1969.
