LDR 00623naa#a2200169#i#450# 001 EN\\bibl\7517 005 20241213225800.5 100 ## _a20220516b2022####ek#y0engy0150####ca 102 ## _aRU 200 1# _aPreparation of magnetite nanoparticles doped with molybdenum, tantalum, vanadium, and niobium and their catalytic properties by the example of the Michael reaction _eConference article/thesis 210 1# _aKemerovo _cKemerovo State University _d2022 215 ## _a0 с. 608 ## _aConference article/thesis _2local 700 #1 _aLarina _gV V 700 #1 _aDeryabina _gE A 700 #1 _aChupakhin _gEvgeny G. 856 4# _avestnik-bees.kemsu.ru _u