Charles A.]]Theodore J. Micchelli]]Rivlin,International Symposium on Optimal Estimation in Approximation Theory.International Symposium on Optimal Estimation in Approximation Theory (1976 : Freudenstadt)：Optimal estimation in approximation theory; proceedings of the Symposium.Plenum,1977.
International Symposium on Optimal Estimation in Approximation Theory (1976 : Freudenstadt)：Optimal estimation in approximation theory; proceedings of the Symposium
Charles A.]]Theodore J. Micchelli]]Rivlin,International Symposium on Optimal Estimation in Approximation Theory.Plenum,1977.
