1. A method for computing the effectiveness of an insecticide;Abbott;J. econ. Ent.,1925
2. Effectiveness of malathion against four species of mite that inhabit stored grain;Barker;J. econ. Ent.,1968
3. Toxicity of lindane-treated surfaces to Tyrophagus putrescentiae (Schrank);Barker;Manitoba Ent.,1969
4. Research on the possibility of hibernation of the main insects infesting stored wheat in various zones of the Socialist Republic of Roumania;Beratlief,1967
5. Principales sources de la contamination du grain pour les acariens;Boczek;Przegland Zboz.-Mlynarski,1968