RT Book, Section SR 00 ID doi:10.1007/BFb0042263 A1 Kurzhanski, A.B. A1 Valyi, I. T1 Set valued solutions to control problems and their approximations YR 1988 FD 1988 VO 111 SP 775 OP 785 A2 Bensoussan, A. A2 Lions, J.L. T2 Analysis and Optimization of Systems PB Springer Berlin Heidelberg PP Germany T3 Lecture Notes in Control and Information Sciences SN 978-3-540-39161-6 AV Published LK https://pure.iiasa.ac.at/id/eprint/14151/ DO 10.1007/BFb0042263