Ramabhushanam, Ennala and Marjorie Lynch (1994년). “Structural Assessment of Bomb Damage for World Trade Center”. 《Journal of Performance of Constructed Facilities》 8 (4): 229–242. doi:10.1061/(ASCE)0887-3828(1994)8:4(229). ISSN0887-3828.
Evans, David D., Richard D. Peacock, Erica D. Kuligowski, W. Stuart Dols, William L. Grosshandler (2005년 9월). 《Active Fire Protection Systems (NCSTAR 1–4)》(PDF). National Institute of Standards and Technology. 44쪽. CS1 관리 - 여러 이름 (링크)
Ramabhushanam, Ennala and Marjorie Lynch (1994년). “Structural Assessment of Bomb Damage for World Trade Center”. 《Journal of Performance of Constructed Facilities》 8 (4): 229–242. doi:10.1061/(ASCE)0887-3828(1994)8:4(229). ISSN0887-3828.