TY  - BOOK
AU  - Ben Israel, Adi and Others
AU  - Ben Tal, Aharon ; jt. auth.
AU  - Zlobec, S. ; jt. auth.
TI  - Optimality in nonlinear programming; a feasible directions approach
T2  - Pure and Applied Mathematics
U1  - 519.76 
PY  - 1981///
CY  - New York
PB  - John Wiley
ER  -