T. N. Svirava
The North-Western Regional Centre of Forensic Science of the Ministry of Justice of the Russian Federation
Russian Federation

Svirava Timur Nugzarovich – Head of the Department of Studies in Extremist Materials, Video and Audio Recordings

Saint Petersburg 191014

I. S. Siparov
The North-Western Regional Centre of Forensic Science of the Ministry of Justice of the Russian Federation; Saint Petersburg State University of Civil Aviation named after Chief Marshal of Aviation A.A. Novikov
Russian Federation

Siparov Ivan Sergeevich – Senior State Forensic Expert of the Department of Studies in Extremist Materials, Video and Audio Recordings of the NorthWestern Regional Centre of Forensic Science of the Ministry of Justice of the Russian Federation; Senior Professor, St. Petersburg State University of Civil Aviation named after Chief Marshal of Aviation A.A. Novikov

Saint Petersburg 191014,  Saint Petersburg 196210

S. B. Shavykina
The Russian Federal Centre of Forensic Science named after Professor A.R. Shlyakhov of the Ministry of Justice of the Russian Federation
Russian Federation

Shavykina Svetlana Borisovna – Chief State Forensic Expert of the Laboratory of Forensic Examination of Video and Audio Recordings

Moscow 101000