@misc{ZNSL_2021_501_a0,
     title = {Yakov {Yurievich} {Nikitin}},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {5--7},
     publisher = {mathdoc},
     volume = {501},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2021_501_a0/}
}