TY  - BOOK
TI  - Theory of approximate methods and their application to the numerical solution of singular integral equations 
SN  - 9028600361 :
PY  - 1976///
CY  - Leyden
PB  - Noordhoff International Publishing
N1  - Translation of Teorii︠a︡ priblizhennykh metodov. | Includes indexes
ER  -