Rebbouh

• B-Fe-O-Y
• Fe-Mn-Na-O-P
• Fe-Na-O-P
• Al-Fe-Mn-Na-O-P
• structural properties
• magnetic properties
• magnetization
• Moessbauer spectra
• values of Moessbauer spectra
• chalcogen
• transitional
• non-disordered
• antiferromagnetic
• quaternary
• monoclinic
• trigonal