For citations:
Nguyen A.T., Tran H., Nguyen P., Mittova I.Ya., Mittova V.O., Viryutina E.L., Nguyen V.H., Bui X.V., Nguyen T.L. Sol-gel synthesis and the investigation of the properties of nanocrystalline holmium orthoferrite. Nanosystems: Physics, Chemistry, Mathematics. 2020;11(6):698–704. https://doi.org/10.17586/2220-8054-2020-11-6-698-704