@misc{46031, author = {D Fanella and A Derecho and S Ghosh}, title = {Maintenance and Modifications to Structural Systems. Federal Building and Fire Safety Investigation of the World Trade Center (NIST NCSTAR 1-1C) ***DRAFT for Public Comments***}, year = {2005}, month = {2005-09-01}, publisher = {National Construction Safety Team Act Reports (NIST NCSTAR), National Institute of Standards and Technology, Gaithersburg, MD}, url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=908973}, language = {en}, }