D’Anna, G., F. Badalamenti, and S. Riggio. 1999. “Traditional and Experimental Floating Fish Aggregating Devices in the Gulf of Castellammare (NW Sicily): Results from Catches and Visual Observations”. Scientia Marina 63 (3-4):209-18. https://doi.org/10.3989/scimar.1999.63n3-4219.