Research Article
Alfiya R. Masalimova, Mikhail N. Mikhaylovsky, Aleksandr V. Grinenko, Marina E. Smirnova, Lilia B. Andryushchenko, Mariya A. Kochkina, Igor G. Kochetkov
EURASIA J Math Sci Tech Ed, Volume 15, Issue 4, Article No: em1695
https://doi.org/10.29333/ejmste/103565