Gohberg, I. C. 
Theory and Applications of Volterra Operators in Hilbert Space 
 - Rhode Island   American Mathematical Society    1970 
 - x, 430 p. 
 -  24 .
0-8218-1574-1 
 exercises
 Functional analysis
 Nonlinear functional analysis
Functional analysis--Problems
Mathmatics
QA320.G623