@misc{1190061, author = {A F Robertson}, title = {Meetings of WG 3, 10 and 11 of ISOTC 92, March 25-30, 1973, on doors, instrumentation and fire endurance:}, year = {1973}, month = {1973-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.73-193}, language = {en}, }