Jaakko Paavolainen published his much noticed results about the red terror and white terror during the Finnish civil war in three volumes and has also published a biography of Väinö Tanner (4 parts, 1977–89). His boyhood memories från Carelia he pictures in "Lapsuus Kanneljärvellä" (1982) and the life of his cousin Olavi Paavolainen in a 1992 published volume.