Kekkonen, Jaana, Ilpo K. Hanski, Risto A. Väisänen, and Jon E. Brommer. “Levels of Heavy Metals in House Sparrows (Passer Domesticus) from Urban and Rural Habitats of Southern Finland”. Ornis Fennica 89, no. 2 (July 1, 2012): 91–98. Accessed November 21, 2024. https://ornisfennica.journal.fi/article/view/133796.