1. Precast Concrete Industry - Managerial Dynamics;Frondistou-Yannas;J. of the Construction Division, ASCE,1977
2. Managerial Planning and Control in Precast Industry;Warszawski;J. of the Construction Division, ASCE,1982
3. Neals: Forecasting the Sales of Precast Concrete Building Products;Dawood;Building Research and Information,1993
4. N. Kano: Management Strategy of Construction Industries in Unstable Market, Proc. of Building Construction and Management Techniques, AIJ, Vol.8, 1992, pp 143–148