@misc{1173156, author = {Wilbur Larson}, title = {The rotary-vane attenuator as an interlaboratory standard:}, year = {1975}, month = {1975-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.MONO.144}, language = {en}, }