TY CONF TI Preparation of magnetite nanoparticles doped with molybdenum, tantalum, vanadium, and niobium and their catalytic properties by the example of the Michael reaction KW JO ChemBioSeasons 2022 AU Larina, V.V. AU Deryabina, E.A. AU Chupakhin, E.G. PY 2022 PB Kemerovo State University