@article{IVM_2018_7_a0,
     author = {A. V. Glushak},
     title = {Uniquely solvable problems for abstract {Legendre} equation},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--15},
     publisher = {mathdoc},
     number = {7},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2018_7_a0/}
}