Von helmolt

• Ba-Cu-La-Mn-O
• Ca-La-Mn-O
• Ba-La-Mn-O
• Mn-Nd-O-Sr
• La-Mn-O-Sr
• electronic and electrical properties
• magnetic properties
• conductivity or resistivity
• electrical resistivity
• alkaline
• lanthanoid
• rare earth
• chalcogen
• transitional
• trigonal
• orthorhombic