@article{CMFD_2021_67_2_a0,
     author = {V. I. Voytitsky and M. A. Muratov and Yu. S. Pashkova and P. A. Starkov and T. A. Suslina and D. O. Tsvetkov},
     title = {In memory of {Nikolay} {Dmitrievich} {Kopachevsky,} a mathematician and a human},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {193--207},
     publisher = {mathdoc},
     volume = {67},
     number = {2},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2021_67_2_a0/}
}