Scientific Research Centre of the Slovenian Academy of Sciences and Arts, Regional unit Tolmin, Institute of Biology, Brunov drevored 13, SI-5220 Tolmin
Branko Vreš
Scientific Research Centre of the Slovenian Academy of Sciences and Arts, Institute of Biology, Novi trg 2, SI-1000 Ljubljana
Jürgen Pusch
Rottlebener Straße, 67, D-06567 Bad Frankenhausen, Germany