00522naa#a2200169#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200010500102210007200207215001000279608002700289700001800316856001800334EN\\bibl\8070220241121215131.4##a2076-0655##a20151225b2015####ek#y0engy0150####ca0#aRUS##aRU1#aInteraction of silicate minerals of various structure with ammonium hydrodifluorideeJournal article1#aMoscowcIndividual Entrepreneur Svetlana Vasilievna Samchenkod2015##a5 с.##aJournal article2local#1aNesterovgD P4#atsilicates.ru