For citations:

Kotlyarevskaya E.N., Valiakhmetova E.N. TRACEABILITY OF THE CERTIFIED VALUES OF THE REFERENCE MATERIALS OF THE BRANCHES AND IN HOUSE REFERENCE MATERIALS OF THE MATERIALS OF METALLURGICAL PRODUCTION. Industrial laboratory. Diagnostics of materials. 2018;84(1(II)):46-48. (In Russ.) https://doi.org/10.26896/1028-6861-2018-84-1(II)-46-48