@conference{826781, author = {S Chappell and Charles Ehrlich and Kenneth Butcher}, title = {Summary Proceedings: Legal Metrology Seminar for the Americas}, year = {2001}, number = {XLII}, month = {2001-01-01 00:01:00}, publisher = {OIML Bulletin, Quarterly Journal of the International Organization of Legal Metrology (OIML), Undefined}, language = {en}, }