A paper presented at the plenary session of the Eighth Conference on Low-Temperature Physics, Kiev, October 13, 1961.
PACS:78.55.Kz, 78.30.Jw, 61.66.Hq (all) DOI:10.1070/PU1962v005n03ABEH003436 URL: https://ufn.ru/en/articles/1962/3/h/ Citation: Shpol’skii E V "Problems of the origin and structure of the quasilinear spectra of organic compounds at low temperatures" Sov. Phys. Usp.5 522–531 (1962)