@misc{1192661, author = {Robert E Chapman}, title = {Cost estimation and cost variability in residential rehabilitation:}, year = {1980}, month = {1980-01-01 05:01:00}, publisher = {Building Science Series, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.BSS.129}, language = {en}, }