Approximations with special emphasis on spline functions :
Symposium on Approximations with Special Emphasis on Spline Functions
Approximations with special emphasis on spline functions : proceeding. / - new york : Academic Press 1969.
TEORIA DE LA APROXIMACION--CONGRESOS.
Approximations with special emphasis on spline functions : proceeding. / - new york : Academic Press 1969.
TEORIA DE LA APROXIMACION--CONGRESOS.