Echavarria

• H-K-O-P-Zn
• Co-Mo-W
• Mo-Ni-W
• H-O-V-Zn
• Co-H-Mo-Na-O
• structural properties
• magnetic properties
• resonance spectra
• nuclear magnetic resonance spectra
• transitional
• chalcogen
• pnictogen
• quinary
• hydrate
• triclinic
• hexagonal
• monoclinic
• trigonal