Investigation of the ignition of wood structural materials (with and without fire retardant treatment) under the influence of a model fire of irregular intensity / D. P. Kasymov, M. V. Agafontsev, V. Perminov, P. Matrynov // EPJ Web of Conferences. 2019. Vol. 196. P. 00038 (1-8). URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000707205