@article{MZM_1972_12_5_a16,
     author = {V. G. Alekseev},
     title = {Estimation of a probability density function and its derivatives},
     journal = {Matemati\v{c}eskie zametki},
     pages = {621--626},
     publisher = {mathdoc},
     volume = {12},
     number = {5},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1972_12_5_a16/}
}