1990, La, Metal, Rare earth

• Cu-La-O-Sr
• Ba-Cu-La-O
• Cu-La-O
• Ce-La-Ru-Si
• electronic and electrical properties
• magnetic properties
• conductivity or resistivity
• structural properties
• thermal and thermodynamic properties
• transitional
• lanthanoid
• rare earth
• metal
• conductor
• tetragonal
• cubic
• orthorhombic
• hexagonal
• monoclinic