Senar JC, Domenech J, Conroy MJ. Sexing Serin Serinus serinus fledglings by plumage colour and morphometric variables. Ornis Svec [Internet]. 1998 Apr. 1 [cited 2024 Nov. 23];8(1–2):17-22. Available from: https://journals.lub.lu.se/os/article/view/22956