Thibault, Jean-Claude, Christian Frelin, Nathalie Legrand, Ludovic Lepori, Antoine Rossi, and Alice Cibois. “Distribution and Characteristics of Urban Nesting Sites of Sympatric Swifts”. Rivista Italiana di Ornitologia 93, no. 1 (June 6, 2023). Accessed December 18, 2024. https://sisn.pagepress.org/rio/article/view/628.