Olof Biström

• A revision of the genus Derovatellus Sharp (Coleoptera, Dytiscidae) in Africa
• A revision of the genus Hyphydrus Illiger (Coleoptera, Dytiscidae)
• Ancient-forest invertebrates of the Pyhän-Häkki national park in Central Finland
• Revision of the genera Yola Des Gozis and Yolina Guignot (Coleoptera, Dytiscidae)