TY  - BOOK
AU  - 
AU  - 
TI  - Optimality in nonlinear programming: a feasible directions approach 
T2  - Pure and applied mathematics
SN  - 0471080578 :
PY  - 1981///
CY  - New York
PB  - Wiley
N1  - "A Wiley-Interscience publication."; Includes index
ER  -