KD Litasov, NM Podgornykh - Journal of Raman Spectroscopy, 2017 - Wiley Online Library
The Raman spectra of phosphate minerals: apatite, merrillite, panethite, brianite,
czochralskiite, maricite, new phosphate with composition of Na2Fe (Mg, Ca)(PO4) 2 and …