Poni︠a︡tii︠a︡ massy i ėnergii.
APA Citation
Ovchinnikov, N. F. (1957). Poni︠a︡tii︠a︡ massy i ėnergii. .
MLA Citation
Ovchinnikov, N. F. Poni︠a︡tii︠a︡ Massy I Ėnergii. , 1957.
Warning: These citations may not always be complete (especially for serials).