00571naa#a2200229#i#450# EN\\bibl\75024 20241125070056.1 2413-046X 20190425b2019####ek#y0engy0150####ca RUS RU Journal article Moscow Electronic science 2019 0 с. Journal article local . 633.34 (581.132) RUS Omarov F. B. Aytemirov A. A. Magomedova M. A. Tazhudinova Z. Sh. Magomedov U. M. qje.su