| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
| 5.4 | XRF |
1987.11 | Personal communication, Govern. Chem. Lab., Brisbane, Australia | | | | H.A.Olszowy, R.Sumner, J.Hegarty, P.Smith and P.Fu |
| 4.9 | INAA |
1989.03 | Personal communication, Musashi Institute of Technology, Japan | | | | S.Hirai and S.Suzuki |
| 6.6 | ICPMS |
1991 | Rare earth elements in the standard sample of lake deposits(abst) | 40th Annual Meeting Japan,Soc.Anal,Chem | | 291 | K.Iwasaki |
| 6.66 | 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 |
| 6.55 | ICPES |
1993.09 | Personal Communication, Cesky Geologicky Ustav | | | | I.Rubeska |
| 7.4 | 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 |
| 7.42 | ICPMS |
1994 | Personal Communication,WSU GeoAnalytical Laboratory, USA | | | | C. Knaack, S. Cornelius and P. Hooper |
| 7.42 | ICPMS |
2000 | Personarl Communication,Washington State University | | | | D. Johnson |
| 6 | OES |
1999 | Personarl Communication, Institute of Geology, Estonia | | | | T. Kiipli |
| 6 | OES |
1999 | Personarl Communication, Institute of Geology, Estonia | | | | T. Kiipli |