For citations:

Poletaev N.L. A research on rigid polyurethane foam resistibility to ignition from an electric arc welding spark. Pozharovzryvobezopasnost/Fire and Explosion Safety. 2022;31(1):14-20. (In Russ.) https://doi.org/10.22227/0869-7493.2022.31.01.14-20