Bańbura, Jerzy. “Sexual Selection in the Swallow Hirundo Rustica - A Review”. Acta Universitatis Lodziensis. Folia Biologica et Oecologica 2 (January 1, 2005): 57–69. Accessed March 13, 2025. https://czasopisma.uni.lodz.pl/biologica/article/view/20124.