@article{VMJ_2006_8_4_a3,
     author = {V. F. Dem'yanov and V. A. Roshchina},
     title = {Generalized subdifferentials and exhausters},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {19--31},
     year = {2006},
     volume = {8},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2006_8_4_a3/}
}