1974, Chalcogen

• Ni-S
• O-V
• Ba-O-Ti
• Bi-Fe-La-O
• O-Ti
• structural properties
• electronic and electrical properties
• phase transitions
• phase diagram
• chalcogen
• transitional
• non-disordered
• ternary
• disordered
• cubic
• orthorhombic
• monoclinic
• trigonal
• hexagonal