00624naa#a2200169#i#450# EN\\bibl\52413 20260605135044.5 2712-7761 20220812b2022####ek#y0engy0150####ca RU From teaching experience. XI. History and philosophy at the crystallography and mineralogy courses Journal article Syktyvkar FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences" 2022 8 с. Journal article local Оси симметрии. 548.121 Voytehovskiy Yuri Leonidovich ras.editorum.ru