1. “Seasonal igapó”-forests of Central Amazonian black-water rivers and their terrestrial arthropod fauna;Adis,1984
2. Ūberlebensstrategien terrestrischer Invertebraten in Ūberschwemmungswāldern Zentralamazoniens;Adis;Verh. Naturwiss. Ver. Hamburg (NF),1992
3. Arthropods obtained from the Amazonian tree species “Cupiuba” (Goupia glabra) by repeated canopy fogging with natural pyrethrum;Adis;Acta Amazon,1998
4. On the species composition of Pseudoscorpiones (Arachnida) from Amazonian dryland and inundation forests in Brazil;Adis;Rev. Suisse Zool.,1990
5. Vertical distribution and abundance of pseudoscorpions (Archachnida) in the soil of two different Neotropical primary forests during the dry and rainy seasons;Adis;Mem. Qd Mus.,1993