@conference{13936, author = {Harold Nelson}, title = {Approach to Enhancing the Value of Professional Judgement in the Derivation of Performance Criteria.}, year = {1982}, month = {1982-03-29}, publisher = {Performance Concept in Building. 3rd ASTM/CIB/RILEM Symposium, Lisbon, }, url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=916712}, language = {en}, }