@article{JMAG_2000_7_4_a2,
     author = {A. F. Grishin and T. I. Malyutina},
     title = {Density functions},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {387--414},
     year = {2000},
     volume = {7},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/JMAG_2000_7_4_a2/}
}