For citations:
Bol’shakov A.M., Burnashev A.V., Efimov V.M. MONITORING OF THE TOUGHNESS OF THE MATERIAL OF THE MAIN GAS PIPELINE AFTER LONG TERM OPERATION IN ARCTIC CONDITIONS. Industrial laboratory. Diagnostics of materials. 2019;85(6):64-68. (In Russ.) https://doi.org/10.26896/1028-6861-2019-85-6-64-68