Samoylovich, M.I., Rinkevich, A.B., Bovtun, V., BelyaninА.F., Nuzhnyy, D., KempaМ., Tsvetkov, M.Y. and KleschevaS.М. 2012. Nanocomposites based on opal matrices with crystalline multiferroics of ferrothorite type. Technology and design in electronic equipment. 3 (Jun. 2012), 35-41.