Optimization of sample preparation for XRF determination of W, Ca, Si, Mn, P and S in tungsten concentrates / O. Evdokimova and etc. // The Optimization of the Composition, structure and Properties of Metals, Oxides, Composites, Nano- and Amorphous Materials : eleventh Israeli-Russian Bi-National Workshop 2012, July 9-14 / Israeli Academy of Sciences and Humanities, Institute of Metallurgy of UB RAS and etc. ; eds.: L. Leontiev, M. Zinigrad. - Chernogolovka, 2012. - P. 33-42.