@article{DA_2000_7_2_a8,
     author = {A. V. Plyasunov},
     title = {A~polynomially solvable class of two-level nonlinear programming problems},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {89--113},
     publisher = {mathdoc},
     volume = {7},
     number = {2},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_2000_7_2_a8/}
}