Pandeli, E., Corti, S., Franceschelli, M. and Pecchioni, E. 2007. THE VARICOLOURED SLATES OF THE GRÀSSERA UNIT (CENTRAL-EASTERN ELBA, TUSCANY): PETROGRAPHICAL-MINERALOGICAL DATA AND COMPARISONS WITH OTHER TUSCAN AND LIGURIAN-PIEDMONTESE UNITS. Ofioliti. 26, 2a (Mar. 2007), 197-206. DOI:https://doi.org/10.4454/ofioliti.v26i2a.144.