1. Moore FR, Kerlinger P, Simons TR. 1990 Stopover on a gulf coast barrier Island by spring trans-gulf migrants. Wilson Bull. 102, 487-500.
2. Spina F, Massi A, Montemaggiori A, Baccetti N. 1993 Spring migration across central Mediterranean: general results from the 'Progetto Piccole Isole'. Vogelwarte 37, 1-94.