1
by Boas, Ralph P.Jr
Published 1967
Springer Berlin Heidelberg
Table of Contents: ...§ 1. Introduction -- § 2. Lemmas -- § 3. Theorems with positive or decreasing functions -- § 4...

2
by Boas, Ralph P.Jr, Buck, R.C.
Published 1958
Springer Berlin Heidelberg
Table of Contents: ...I. Introduction -- § 1. Generalities -- § 2. Representation formulas with a kernel -- § 3...