%0 Journal Article %T On the synthesis and properties of black magnetic iron oxide pigments %A Anufrieva, G.B. %A Komina, A.A. %A Tereshko, A.E. %K magnetic pigment, magnetic permeability, properties, colour coordinates, hardness %J From Chemistry Towards Technology Step-By-Step %D 2025 %N 6 %P 6 %I Yaroslavl State Technical University