| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
| 27.42 | ICPMS |
1995 | Two new GSJ geochemical reference samples:Syenite JSy-1 and Manganese nodule JMn-1(Appendix) | Geostandards Newsletter | 19 | 228-229 | K.Govindaraju |
| 33 | ICPMS |
1997 | Personal communication,GFZ-Potsdam,Germany | | | | H.G.Plessen and J.Erzinger |
| 22.3 | ICPMS |
1998 | Personal communcation,Universite de Liege,Belgium | | | | I.Roelandts |
| 26 | XRF |
1999 | Personal Communication,Departement DRO/GM France | | | | J.Etoubleau |
| 29.3 | EXRF |
2002 | Personal Communication, Southern Connecticut State Univ., USA | | | | T. Fleming |