@article{218136, author = {Brian Zimmerman and Denis Bergeron and Ryan Fitzgerald and Jeffrey Cessna}, title = {Long-term stability of carrier-added Ge-68 standardized solutions}, year = {2016}, month = {2016-03-01}, publisher = {Applied Radiation and Isotopes}, url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=918733}, language = {en}, }