Review of sexual dimorphism in brachypyline oribatid mites
  Observations on the plastron mechanism of Hydrozetes sp. (Acari, Oribatida, Hydrozetidae)
  The evolution of the family Ameronothridae (Acari: Oribatei). 2. Ecological aspects
  On a new and rare African watermite (Hydrachnellae, Acari)