Deimling, Klaus. Multivalued differential equations / Klaus Deimling. - [S.l.] : Walter De Gruyter Inc, 1992. - 272 p. ; 25 cm. - De gruyter series in nonlinear analysis and applications, no 1. . - De gruyter series in nonlinear analysis and applications, no 1. . ISBN: 3110132125 9783110132120 Dewey Class. No.: 515.352