Jochum K.P., and 21 others (including Kieffer and Weis) 2011. GSD-1G and MPI-DING Reference Glasses for In-situ and Bulk Isotopic Determination. Geostandards and Geoanalytical Research, doi: 10.1111/j.1751-908X.2010.00114.x.
![](https://dominiqueweis.pcigr.ubc.ca/wp-content/uploads/2015/04/GandG-Res.gif)
Jochum K.P., and 21 others (including Kieffer and Weis) 2011. GSD-1G and MPI-DING Reference Glasses for In-situ and Bulk Isotopic Determination. Geostandards and Geoanalytical Research, doi: 10.1111/j.1751-908X.2010.00114.x.