Shokanov А.К, Smikhan Е.А, and Ospanbekov Е.А. “PHYSICAL PRINCIPLES OF THE MESSBAUER EFFECT FOR SOLVING INNER-NUCLEAR PHENOMENA IN SOLIDS”. Bulletin of Abai KazNPU. Series of Physical and Mathematical sciences 71, no. 3 (September 30, 2020): 146–152. Accessed December 10, 2025. https://bulletin-phmath.kaznpu.kz/index.php/ped/article/view/79.