For citations:
Dvoretskov R.M., Petrov P.S., Orlov G.V., Karachevtsev F.N., Letov A.F. Reference materials of the new grades of nickel superalloys and their use in spectral analysis. Industrial laboratory. Diagnostics of materials. 2018;84(11):15-22. (In Russ.) https://doi.org/10.26896/1028-6861-2018-84-11-15-22