Grammatical data base model. - Harri Laine; Olavi Maanavilja; Eero Peltola (Inf. Syst., 1979)

YYY - A database design tool. - Harri Laine (Acta Cybern., 1990)

WorkMan - A Transactional Workflow Prototype. - Juha Puustjärvi; Harri Laine (DEXA, 2000)

Supporting Cooperative Inter-organizational Business Transactions. - Juha Puustjärvi; Harri Laine (DEXA, 2001)