@article{Kovalev:2022Cg, author = "Kovalev, Yuri Andreevich and Andreevich Kovalev, Yuri and Alexandrovich Nizhelsky, Nikolai and Yurievich Kovalev, Yuri and Vladimorovich Troitsky, Sergei and Valentinovich Zhekanis, Gennadi and Grigorievich Tsibulev, Peter and Aronovich Pustilnik, Simon and Gfbdulovich Mingaliev, Marat and Vladimirovna Sotnikova, Yulia and Kurbanovich Erkenov, Artur and Anatolievich Soglasnov, Vladimir and Vladimirovich Popkov, Alexander and Vladimirovich Plavin, Alexander", title = "{The keys by Nikolai Kardashev and Yuri Parijskij to the Nature of Active Galactic Nuclei}", doi = "10.22323/1.425.0027", journal = "PoS", year = 2022, volume = "MUTO2022", pages = "027" }