TY  - BOOK
AU  - BARTOS,Bela
TI  - Nonlinear programming: theory and methods 
PY  - 1975///
CY  - Amsterdam
PB  - North-Holland Publishing Company
UR  - http://koha.tu.koszalin.pl/cgi-bin/koha/opac-detail.pl?biblionumber=19413
ER  -