Kanellopoulos, Christos, George Vougioukalakis, Constantinos Mavrogonatos, Ifigeneia Megremi, and Ioannis Iliopoulos. 2019. “Mineralogical, Petrological and Geochemical Study of the Agios Ioannis Volcanic Rocks, Kamena Vourla Area, Greece”. Bulletin of the Geological Society of Greece 55 (1):274-89. https://doi.org/10.12681/bgsg.21128.