Grayevsky

• Ca-H-Ni
• H-La-Ni
• Cu-H-La
• Ni-Pr
• H-Tm
• thermal and thermodynamic properties
• magnetic properties
• entropy of formation
• values of entropy
• enthalpy or energy
• metal
• transitional
• rare earth
• ternary
• lanthanoid
• hexagonal
• cubic
• orthorhombic
• trigonal