TY JOUR TI THE USE OF HYPERSPECTRAL ANALYSIS METHOD IN DOCUMENT EXAMINATION KW VIDEO SPECTRAL COMPARATOR REGULA 4308 KW HYPERSPECTRAL ANALYSIS KW EXAMINATION OF DYES / INKS JO FORENSIC EXAMINATION AU Dumskiy, A.V. AU Duboiskiy, I.V. PY 2023 IS 0 PB Volgograd Academy of the Ministry of Internal Affairs of Russia