1. Padé-type approximants in multivariables;Arioka;Appl. Numer. Math.,1987
2. Padé-type Approximants and General Orthogonal Polynomials;Brezinski,1980
3. N-variable rational approximants;Chisholm,1977
4. Padé Approximants for Operators: Theory and Applications;Cuyt,1984
5. Multivariate Padé approximants revisited;Cuyt;BIT,1986