Saghatelyan, Mariam, and Marija Meišutovič-Akhtarieva. “Analysis of Electromechanical Power Transformers Applied in Small Hydroenergetics”. Mokslas – Lietuvos Ateitis Science – Future of Lithuania, vol. 10, Oct. 2018, https://doi.org/10.3846/mla.2018.3160.