On systematics and ecology of rheophilic Hydrachnellae (Acari) of Central Africa. Part lI
  On systematics and ecology of rheophilic Hydrachnellae (Acari) of Central Africa. Part l
  Description of three new Anoetidae hypopi phoretic on mammal fleas
  Water Mites Hydrachnellae Acari from the area of Lake Kivu, Zaire (Congo)
  A new larva of Schoutedenichia, parasitic of african shrews ears (Trombiculidae - Acarina)