@article{UFA_2019_11_2_a7,
     author = {R. G. Salakhudinov},
     title = {Some properties of  functionals on level sets},
     journal = {Ufa mathematical journal},
     pages = {114--124},
     publisher = {mathdoc},
     volume = {11},
     number = {2},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2019_11_2_a7/}
}