1. How migrants get there: migratory performance and orientation;Akesson;BioScience,2007
2. lme4: Linear mixed-effects models using Eigen and S4. R package version 1.1-6;Bates,2014
3. Body mass variation in Scopoli's shearwaters Calonectris diomedea breeding at Linosa Island;Becciu,2012
4. Bird migration;Berthold,2001
5. Partnerships in birds: The study of monogamy;Black,1996