Health hazards of barn swallow (Hirundo rustica) in Rizal Avenue, Digos City. UM Digos Research Journal, [S. l.], v. 9, n. 1, p. 182–193, 2017. Disponível em: https://ieesjournals.com/index.php/umdrj/article/view/58. Acesso em: 7 jun. 2025.