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. New York: Academic Press.
Παραπομπή Chicago StyleSchoenberg, 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 MLASchoenberg, 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.