Statecharts based requirements analysis: Deriving user oriented models. - Timo Jokela; Kai Lindberg (Microprocessing and Microprogramming, 1990)

Supporting Collaboration in the Geographically Distributed Work with Communication Tools in the Remote District SME's. - Kari Liukkunen; Kai Lindberg; Jarkko Hyysalo; Jouni Markkula (ICGSE, 2010)