Kian, Po Seng, Henry Feriadi, Wiliana Sulistio, and Kong Chee Seng. 2004. “A CASE STUDY ON TOTAL BUILDING PERFORMANCE EVALUATION OF AN INTELLIGENT OFFICE BUILDING IN SINGAPORE”. Civil Engineering Dimension 3 (1):pp. 9-15. https://doi.org/10.9744/ced.3.1.pp. 9-15.