A checklist of the water mites of France (Acari: Hydrachnidia)
Smit, H. and Gerecke, R.  Parasitism of water mite larvae (Hydrachnellae) of the genus Hydrachna on water beetles in Poland
Zawal, A.  Observations on the biology of Hydrachna trilobata (Hydracarina) in West Bengal, India
Tomar, S.S. and Raychaudhuri, D.N.