SMITH, Jason; BREWSTER, Nick; ADAMS, Nathan; KERR, Tendayi. P4_10 Free Willy!. Physics Special Topics, [S. l.], v. 10, n. 1, 2011. Disponível em: https://journals.le.ac.uk/index.php/pst/article/view/2050. Acesso em: 2 apr. 2026.