PACS:97.60.Gb, 98.70.Dk (all) DOI:10.1070/PU1970v012n06ABEH004016 URL: https://ufn.ru/en/articles/1970/6/s/ Citation: Alekseev Yu I, Vitkevich V V, Shitov Yu P "Fine Structure of the Pulses of the Pulsar CP0808 and Variation of the Periods of the Second Class" Sov. Phys. Usp.12 805–806 (1970)