1. An Observation on Purpose Built Vehicle(PBV) Design Factors in a Mobility Service System
2. E. R. Ford, “The Details of Modern Architecture,” Vol.2, The MIT. PRESS, p.43, 2003.
3. Curtain Wall Systems
4. Le Corbusier-Elemente Einer Synthese, Stainislaus von Moos, Kimundang, Seoul, pp.32-33, 1999.
5. Mies van der Rohe Dies at 83; Leader of Modern Architecture, The New York Times, August 17, 1969. Retrieved July 21, 2007. Mies van der Rohe, one of the great figures of 20th-century architecture, died in Wesley Memorial Hospital here late last night. He was 83 years old, https://www.nytimes.com/section/learning, 2022.5.13.