@article{VMUMM_2019_3_a3,
     author = {M. K. Potapov and B. V. Simonov},
     title = {Strengthened {Ul'yanov's} inequalities for partial moduli of smoothness for functions from spaces with various metrics},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {26--38},
     publisher = {mathdoc},
     number = {3},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2019_3_a3/}
}