@article{VMUMM_2015_4_a0,
     author = {A. L. Vorob'ev},
     title = {Degeneracy condition for the optimal moment in the optimal stopping problem for a new functional of a symmetric random walk and its maximum},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {3--13},
     publisher = {mathdoc},
     number = {4},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2015_4_a0/}
}