G. Alexits,P. Turan,Colloquium on Fourier analysis and Approximation Theory.Colloquium on Fourier analysis and Approximation Theory ( 1976 : Budapest )．v.2：Fourier analysis and approximation theory.North-Holland Pub. Co.,1978.
Ed. by G. Alexits & P. Thuran.Colloquium on Fourier Analysis and approximation theory (1976 : Budapest)：Fourier analysis and approximation theory; proceedings 1976．V.1.North-Holland,1978.
