@article{DANMA_2020_490_a2,
     author = {V. A. Bykovskii and M. D. Monina},
     title = {Trace formula for integral points on the three-dimensional sphere},
     journal = {Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleni\^a},
     pages = {13--15},
     publisher = {mathdoc},
     volume = {490},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DANMA_2020_490_a2/}
}