Korevar, J <br/><br/>
Mathematical methods in physics & engineering lecture notes VI  classical orthogonal functions, VII:integral transforms, III:boundary value problems for partial differential equations, VIII:factorization in sturn-liouville problems, IX:non-homogeneous linear boundary value problems, IIV:eigenvalue problems, with special emphasis on integral equations 
J. Korevar 
 - Madison  University of Wisconsin Press  1961 
 - 236 
<br/><br/><label>Dewey Class. No.: </label>14.09  / KORE