@article{9437, author = {P. Zitzewitz and E. Uzgiris and N. Ramsey}, title = {Wall Shift of FEP Teflon in the Hydrogen Maser}, year = {1970}, journal = {Review of Scientific Instruments}, volume = {41}, pages = {81}, month = {Jan-01-1970}, issn = {00346748}, url = {http://link.aip.org/link/?RSI/41/81/1\&Agg=doi}, doi = {10.1063/1.1684286}, }