TY JOUR TI DEVELOPMENT OF A PORTABLE DEVICE FOR NON-DESTRUCTIVE RAPID QUALITY CONTROL OF FIRE-RESISTANT TREATMENT OF WOODEN STRUCTURES KW JO Siberian Fire and Rescue Bulletin AU Gorbunov, A.S. AU Elfimov, N.V. PY 2025 IS 2025 PB FSBEE HE Siberian Fire and Rescue Academy EMERCOM of Russia