@misc{1171066, author = {Charles M Hunt}, title = {Performance test of a metal viscous impingement filter:}, year = {1969}, month = {1969-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.10100}, language = {en}, }