1.
Rajchard J, Procházka J, Kindlmann P. Long-term decline in Common Swift Apus apus annual breeding success may be related to weather conditions. Ornis Fenn [Internet]. 2006 Jul. 1 [cited 2025 Nov. 30];83(2):66–72. Available from: https://ornisfennica.journal.fi/article/view/133656