Expansion theorems for a class of regular indefinite eigenvalue problems

Freiling, G. (Author); Eberhard, W. (Author); Schneider, A. (Author)

Athens, Ohio / Khayyam Publ. Co. (1990) [Fachzeitschriftenartikel]

Differential and integral equations
Band: 3
Seite(n): 1181-1200