@misc{763151, author = {R Adair and Edward Livingston}, title = {Coaxial 'Intrinsic' Impedance Standards}, year = {1989}, number = {1333}, month = {1989-10-01 00:10:00}, publisher = {Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD}, language = {en}, }