Zduniak, Piotr, Paweł Czechowski, and Grzegorz Jędro. 2024. “The Effect of Nesting Habitat on Reproductive Output of the Barn Swallow (Hirundo rustica). A Comparative Study of Populations from Atypical and Typical Nesting Habitats in Western Poland”. Belgian Journal of Zoology 141 (1):38-43. https://doi.org/10.26496/bjz.2011.164.