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2. Beck J. and Linsenmair K.E.. Feasibility of light-trapping in community research of moths: attraction radius of light, completeness of samples, nightly flight times and seasonality of Southeast-Asian hawkmoths (Lepidoptera: Sphingidae). J. Res. Lepidoptera 39, in press.
3. From forest to farmland: diversity of geometrid moths along two habitat gradients on Borneo
4. Beck J. 2005. The Macroecology of Southeast-Asian Hawkmoths (Lepidoptera: Sphingidae). PhD thesis. University of Wü rzburg (Germany). Available online at http://opus.bibliothek.uni-wuerzburg.de/opus/volltexte/2005/1300/ .