Existence of Polynomial Solutions of a Class of Riccati-Type Differential Equations. H. Kaufman; Mira Bhargava — 1965 Collectanea Mathematica
Solutions of a Class of Riccati-Type Differential Equations. Mira Bhargava; H. Kaufman — 1966 Collectanea Mathematica
Axiomatic characterizations of the measures of inaccuracy and information. H. Kaufman; P. N. Rathie — 1974 Collectanea Mathematica