@article{IVM_2020_8_a5,
     author = {V. L. Khatskevich},
     title = {On some nonlinear characteristics of the center of grouping of random variables},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {50--58},
     publisher = {mathdoc},
     number = {8},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2020_8_a5/}
}