Yarotskaya, E. G., & Fedorov, P. P. (2018). MULLITE AND ITS ISOMORPHIC SUBSTITUTION.
Kondensirovannye Sredy I Mezhfaznye Granitsy = Condensed Matter and Interphases
,
20
(4), 537-544. https://doi.org/10.17308/kcmf.2018.20/626