@article{UFA_2021_13_2_a4,
     author = {O. V. Kaptsov and M. M. Mirzaokhmedov},
     title = {General solutions of some linear equations with variable coefficients},
     journal = {Ufa mathematical journal},
     pages = {33--40},
     year = {2021},
     volume = {13},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2021_13_2_a4/}
}