Citation: Callegari, A.; Caucia, F.; Mazzi, F.; Oberti, R.; Ottolini, L.; Ungaretti, L. (2000). The crystal structure of peprossiite-(Ce), and anhydrous REE and Al mica-like borate with square-pyramidal coordination for Al Sample: Pep2. American Mineralogist, 85, pp. 586-593.