@article{786966, author = {Z Wu and Kenneth Inn and Z Lin and C McMahon and Lisa Karam}, title = {NIST Radiochemistry Intercomparison Program: a Summary of Four-year Performance Evaluation Study}, year = {2002}, number = {56}, month = {2002-01-01 00:01:00}, publisher = {Applied Radiation and Isotopes}, language = {en}, }