Meissner, Wlodzimierz, Magdalena Remisiewicz, och Patrycja Gogga. ”Sex and Age Differences in the Development of Breeding Plumage in the Wood Sandpiper Tringa Glareola During Spring Migration in North-Eastern Poland”. Ornis Fennica 89, no. 1 (mars 31, 2012): 44–52. åtkomstdatum oktober 23, 2025. https://ornisfennica.journal.fi/article/view/133791.