Application Service Provisioning - Current State and Partnership Strategies. - Päivi Kallio (ISTA, 2001)

Accounting and Billing of Wireless Internet Services in the Third Generation Networks. - Päivi Kallio; Giovanni Cortese; Roberto Tiella; Alessandro Zorer (ER (Workshops), 2002)

Evolution of the Use and Risks of Commercial Software Components. - Päivi Kallio; Tuomas Ihme (EUROMICRO, 2002)

Wireless Internet Service Development. - Päivi Kallio; Arto Matilainen; Daniela Boggio; Giorgio De Matteis (Wireless Information Systems, 2003)

Towards interoperability of wireless services - a description model of service interfaces. - Anne Immonen; Jarkko Holappa; Päivi Kallio; Jarmo Kalaoja (ICWI, 2004)

Accounting and billing of wireless internet services in 3G networks. - Päivi Kallio; Alessandro Zorer; Roberto Tiella (Int. J. Mob. Commun., 2004)

Component documentation - a key issue in software product lines. - Anne Taulavuori; Eila Niemelä; Päivi Kallio (Inf. Softw. Technol., 2004)