[1]
A. Järvinen and M. Pryl, “Egg dimensions of the Great Tit Parus major in southern Finland”, Ornis Fenn, vol. 66, no. 2, pp. 69–74, Jul. 1989, Accessed: Nov. 29, 2025. [Online]. Available: https://ornisfennica.journal.fi/article/view/133278