Moment Magnitude reference information:

Abbreviation Benetatos et al 2002
Title Benetatos, Ch., Z. Roumelioti, A. Kiratzi and N. Melis (2002). Source parameters of the M 6.5 Skyros Island (North Aegean Sea) earthquake of July 26, 2001, Annals of Geophysics 45(3/4), 513-526.