@article{RM_2019_74_5_a2,
     author = {D. A. Popov},
     title = {Circle problem and the spectrum of the {Laplace} operator on closed 2-manifolds},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {909--925},
     publisher = {mathdoc},
     volume = {74},
     number = {5},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2019_74_5_a2/}
}