The Flysch Rosso shales from the southern Apennines, Italy. 2. The origin of the colour.
Fiore S, Piccarreta G, Tateo F, Santaloia F, 2000, The Flysch Rosso shales from the southern Apennines, Italy. 2. The origin of the colour.,
Periodico di mineralogia (Testo stamp.) 69 (2000): 79–87.,
URL: http://www.cnr.it/prodotto/i/243337
Data from https://intranet.cnr.it/people/