TY  - BOOK
AU  - Avriel,M
TI  - Nonlinear programming: analysis & methods
T2  - Prentice-hall series in automatic computation
SN  - 0136236030
U1  - 15.01 
PY  - 1976///
CY  - Englewood Cliffs
PB  - Prentice-Hall
ER  -