Шоканов, А. ., . Б. . Евниев, and . Е. . Оспанбеков. “THE PHYSICAL PHENOMENON OF THE «MÖSSBAUER EFFECT»”. Bulletin of the Abai KazNPU, the Series of "Physical and Mathematical Sciences&Quot;, vol. 73, no. 1, Mar. 2021, pp. 120-5, doi:10.51889/2021-1.1728-7901.18.