Treves, Francois, 1930- Linearpartial differential equations with constant coefficients : existence, approximation and regularity of solutions / by Francois Treves. - New York : Gordon and Breach Science Publishers, 1966. - x, 534 p.; 24 cm. Bibliography: p. 531-534. LCCN: 65-024873 Subjects--Topical Terms: Differential equations, Partial.