1. Ricerche sulla biologia del luccio, Esox lucius (Osteichthyes, Esocidae), in Lomellina occidentale ed in una “valle” veneta. (Studies on the biology of pike Esox lucius (Osteichthyes, Esocidae), in west Lomellina and in a Venetian valley);Alessio;Bollettino di Pesca, Piscicoltura e Idrobiologia,1975
2. ARPA Umbria 2016 Public Database on water monitoring provided by ARPA Umbria (Regional Agency for Environmental Protection) http://www.arpa.umbria.it/pagine/balneazione-lago-trasimeno
3. Biology of pike, Esox lucius (Esocidae) in the lower plain of Friuli-Venezia Giulia (north-eastern Italy);Avian;Italian Journal of Zoology,1998
4. Breeding properties of Esox lucius (L., 1758) living in Kapulukaya Dam Lake (Kirikkale, Turkey);Benzer;African Journal of Biotechnology,2010