Optical Spectra of Monazite-(Ce), Ce(PO₄)

• Gorobets BS, Rogozhin AA, Ryabenko SV (1989) Determination of rare-​earth minerals under unfiltered light from a mercury lamp. Mineralogicheskii Zhurnal 11, 55-7. In Russian
• Bernstein LR (1982) Monazite from North Carolina having the alexandrite effect. Amer Mineral 67, 356-359.