| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
| 1.8 | XRF |
1987.11 | Personal communication, Govern. Chem. Lab., Brisbane, Australia | | | | H.A.Olszowy, R.Sumner, J.Hegarty, P.Smith and P.Fu |
| <0.98 | INAA |
1989.03 | Personal communication, Musashi Institute of Technology, Japan | | | | S.Hirai and S.Suzuki |
| 0.87 | ICPMS |
1993.04 | Simultaneous determination of thirty-seven trace elements in twenty-eight international rock standards by ICP-MS | Geost. Newsletter | 17 | 81-97 | CD.Garbe-Schonberg |
| 1.05 | NAA |
1996 | Measurement of thermal neutron absorption cross section in selected geochemical refernce materials | Geostandards Newstetter | 20 | 79-85 | P.K.Harvey,M.A.Lovell,T.S.Brewer,J.Locke and E.Man |
| 0.9 | ICPMS |
2001 | Reference Materials for Geochmical Studies: New Analytical Data by ICP-MS and Critical Discussion of Reference Values | Geostandards Newsletter | 25 | 87-125 | P. Dulski |