TY JOUR TI LEGAL REGULATION AND POSSIBILITIES OF APPOINTING FORENSIC EXAMINATIONS ON COPIES OF DOCUMENTS KW forensic examination KW manuscript image KW document copy KW perspective distortions KW handwriting signs KW document editing JO Forensics: yesterday, today, tomorrow AU Kupin, A.F. PY 2023 IS 0 PB East Siberian institute of the Ministry of Internal Affairs of the Russian Federation