@article{DMDICO_2007_27_1_a8,
     author = {Prusi\'nska, Agnieszka and Tret'yakov, Alexey},
     title = {On existence of solutions to degenerate nonlinear optimization problems},
     journal = {Discussiones Mathematicae. Differential Inclusions, Control and Optimization},
     pages = {151--164},
     publisher = {mathdoc},
     volume = {27},
     number = {1},
     year = {2007},
     zbl = {1151.90048},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMDICO_2007_27_1_a8/}
}