He was the first person to write critical monographs in any language on three individual Finnish modernist architects, Alvar Aalto - Alvar Aalto: A Critical Study (1983) - Reima Pietilä - Reima Pietilä: Architecture, Context, Modernism (1985) - and Juha Leiviskä - Juha Leiviska and the Continuity of Finnish Modern Architecture (2001).
Other participants and their contributions are of course important, particularly those of José Coderch, Ralph Erskine, Pancho Guedes, Rolf Gutmann, Geir Grung, Oskar Hansen, Reima Pietilä, Charles Polonyi, Brian Richards, Jerzy Soltan, Oswald Mathias Ungers, John Voelcker, and Stefan Wewerka.