PACS:07.60.Ly, 42.79.Bh, 42.60.Jf, 01.50.Pa (all) DOI:10.1070/PU1972v015n01ABEH004949 URL: https://ufn.ru/en/articles/1972/1/g/ Citation: Perkal’skis B Sh, Larin V L, Kolpakov Yu G, Mikhailichenko Yu P "Classroom installation for the observation of the Doppler phenomenon with the aid of a laser" Sov. Phys. Usp.15 121–123 (1972)