@article{VMUMM_1996_6_a30,
     author = {I. M. Sobol'},
     title = {On the {\textquotedblleft}freezing{\textquotedblright} of inessential variables},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {92--94},
     year = {1996},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1996_6_a30/}
}