Proceeding articles of the EPR-80 Conference are going to be published in the special issue of the “Bulletin of the Russian Academy of Sciences: Physics” (in Russian and/or English; ISSN: 1062-8738, https://izv-fiz.ru/en/about-journal/), Magnetic Resonance in Solids, Electronic Journal (MRSej) (ISSN 2072- 5981, https://mrsej.kpfu.ru/) and Scientific Notes of Kazan University (in Russian, https://uzakufismat.elpub.ru/jour).