@article{FPM_2020_23_3_a1,
     author = {M. V. Babenko and V. V. Chermnykh},
     title = {On the semirings of skew polynomials},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {13--21},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2020_23_3_a1/}
}