B-C, C-x polyhedra, Tetragonal

• B-C-Ni-Y
• B-C-Ho-Ni
• B-C-Er-Ni
• B-C-Ce
• B-C-Lu-Ni
• magnetic properties
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• superconductivity
• metalloid
• rare earth
• borocarbide
• non-disordered
• lanthanoid