Zaremba О.; FILIPENKO, N.; Horin А.; GLADYSHEVSKI, R. Phases with perovskite structure in the A-R-Mn-O systems, where A - alkali-earth metal, R - rare-earth metal . Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 8, p. 69–77, 2019. DOI: 10.15407/dopovidi2019.08.069. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/2453. Acesso em: 30 may. 2026.