| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
| 0.23 | ICPES |
1990.04 | Personal communication, Geological Survey of India | | | | B.G.Rao |
| <4 | OES |
1990.05 | Personal Communication, U.S. Geological Survey, Lakewood | | | | J.S.Kane, J.G.Crock, P.H.Briggs and D.L.Fey |
| 0.280 | RNAA |
1991.1 | Activation analysis of GSJ rock standard samples -Sedimentary rock series- (Abst.,in Japanese) | 1991 Annual Meet. Japan Geoch. Soc. | | 201 | Y.Oura, N.Aota, S.Kosanda, Y.Miyamoto, T.Okui, Y.K |
| 0.48 | 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 |
| <0.30 | ICPES |
1993.09 | Personal Communication, Cesky Geologicky Ustav | | | | I.Rubeska |
| 0.280 | NAA |
1994 | Neutron activation analysis of nine GSJ sedimentary rock reference samples | Geostandards Newsletter | 18 | 185-193 | N.Aota,Y.Miyamoto,S.Kosanda,Y.Oura,T.Okui, K.Sakam |
| 0.55 | ICPMS |
1994 | Personal Communication,WSU GeoAnalytical Laboratory, USA | | | | C. Knaack, S. Cornelius and P. Hooper |
| 0.55 | ICPMS |
2000 | Personarl Communication,Washington State University | | | | D. Johnson |