1. Erste erfahrungen mit dem data logger: Ereigniszählung vor baumhohlenquartieren von wasserfledermäusen, Myotis daubentoni, bei gleiclizeitiger messung mikroklimatischer werte;Alder;Mitt. natf. Ges. Schaffhausen.,1994
2. Alder, D., Synnott, T.J., 1992. Permanent Sample Plot Techniques for Mixed Tropical Forest. Tropical Forestry Papers No. 25. Oxford Forestry Institute, Department of Plant Sciences, University of Oxford.
3. Roosting behavior and roost-selection by migrating silver-haired bats (Lasionycteris noctivagans);Barclay;J. Mammal.,1988
4. Bell, B.D., 1986. The Conservation Status of New Zealand Wildlife. New Zealand Wildlife Service Occasional Publication No. 12. Department of Internal Affairs, Wellington, NZ.
5. The roles of energetics, water economy, foraging behaviour and geothermal refugia in the distribution of the bat Macrotus californicus;Bell;J. Comp. Physiol. B.,1986