TY  - DATA
AU  - Francis H. Clarke, Yuri S. Ledyaev, Ronald J. Stern, Peter R. Wolenski
TI  - Nonsmooth Analysis and Control Theory
SN  - 9780387226255
PY  - 1998///
PB  - Springer New York
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/b97650
ER  -