@article{DAN_1979_244_2_a5,
     author = {E. S. Levitin},
     title = {On second order conditions in nonsmooth mathematical programming problems with an application to minimax with bound variables},
     journal = {Doklady Akademii Nauk},
     pages = {286--290},
     publisher = {mathdoc},
     volume = {244},
     number = {2},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1979_244_2_a5/}
}