@misc{1146396, author = {Shirley Turner and Eric B Steel and Owen S Crankshaw and Samuel Silberstein and Hazel M Richmond}, title = {Proficiency tests for the NIST airborne asbestos program - 1993:}, year = {1995}, month = {1995-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.IR.5680}, language = {en}, }