1. Research Assistant, Dept. of Architecture, Seoul National Univ., San 56-1 Shinrim-dong, Seoul, Korea; formerly, Major, Research and Development Office, 91st Air-Civil Engineering Group, Republic of Korea Air-Force.
2. Associate Professor, Dept. of Architecture, Seoul National Univ., San 56-1 Shinrim-dong, Seoul, Korea (corresponding author).
3. Professor, Dept. of Architecture, Seoul National Univ., San 56-1 Shinrim-dong, Seoul, Korea.