@conference{3056, author = {Keith Gillis and James Schmidt and Michael Moldover and James Mehl}, title = {Measuring collected gas with microwave and acoustic resonances}, year = {2015}, month = {2015-04-23}, publisher = {Proceedings of 9th International Symposium on Fluid Flow Measurement (ISFFM), Roslyn, VA}, url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=918365}, language = {en}, }