@article{MZM_1986_40_5_a14,
     author = {A. F. Ronzhin},
     title = {Functional limit theorems for $U$-statistics},
     journal = {Matemati\v{c}eskie zametki},
     pages = {683--696},
     publisher = {mathdoc},
     volume = {40},
     number = {5},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1986_40_5_a14/}
}