For citations:
Koshel E.S., Baranovskaya V.B., Doronina M.S. Dc arc emission analysis of rare earth metals and their oxides with sorption preconcentration of impurities. Industrial laboratory. Diagnostics of materials. 2018;84(11):9-14. (In Russ.) https://doi.org/10.26896/1028-6861-2018-84-11-9-14