INFLUENCE OF SYNTHESIS CONDITIONS ON THE CRYSTAL STRUCTURE OF THE POWDER FORMED IN THE ZRO2 -CE2O3/CEO2 SYSTEM ArticlePopov V.V., Menushenkov A.P., Khubbutdinov R.M., Svetogorov R.D., Zubavichus Ya.V., Sharapov A.S., Kurilkin V.V.Journal of Physics: Conference Series. Vol. 747. 2016. P.. 1-5