Nalivkina Nadezhda V. «The concept is of similarity of islamists to anarchists in modern terrorology» // 2012. №357 C.53-58
Kashpur Vitaliy V., Baryshev Aleksey A., Chudinov Sergey I. «Representation of Radical Communities in Russian Social Media: Content Specifics and Activity Index» // Tomsk State University Journal 2021. №467 C.133-143