@article{IVM_2021_3_a4,
     author = {O. A. Krivosheeva and A. S. Krivosheev},
     title = {An existence domain of the sum of exponential monomials series},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {56--66},
     publisher = {mathdoc},
     number = {3},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2021_3_a4/}
}