Zagmajster, Maja. “Display Song of Parti-Coloured Bat Vespertilio Murinus Linnaeus, 1758 (Chiroptera, Mammalia) in Southern Slovenia and Preliminary Study of Its Variability”. Natura Sloveniae, vol. 5, no. 1, June 2003, pp. 27-41, https://doi.org/10.14720/ns.5.1.27-41.