OBRIST, M.K., Boesch, R. and Fluckiger, P.F. Variability in echolocation call design of 26 Swiss bat species: Consequences, limits and options for automated field identification with a synergic pattern recognition approach. Mammalia. 2004, s. 307–32. doi:10.1515/mamm.2004.030.Je zde použita šablona {{Cite journal}} označená jako k „pouze dočasnému použití“.