1. Resolvent operator, Padé approximation and bound states in potential scattering;Alabiso;Nuovo Cim.,1970
2. Variational principles and Padé approximants. Bound states in potential theory;Alabiso;Nucl. Phys. B,1971
3. The Numerical Treatment of Integral Equations;Baker,1978
4. Essentials of Pade approximants;Baker,1975
5. Padé approximants;Baker,1996