Oleinikov

• Cu-La-O-Sr
• Ba-Cu-O-Y
• Ba-Cu-O-Pr
• Ba-Cu-Nd-O
• Ba-Cu-Nd-O-Y
• structural properties
• phase transitions
• critical current density
• superconductivity
• values of critical current density
• chalcogen
• transitional
• alkaline
• rare earth
• lanthanoid
• tetragonal
• cubic
• orthorhombic
• monoclinic
• trigonal