| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
| <1000 | CEA |
1985.03 | Personal communication, The Transvaal Coal Owners Association, Richmond, South Africa | | | | S.Naidoo |
| 13 | XRF |
1985.08 | Personal communication, Govern. Chem. Lab., Brisbane, Australia | | | | H.A.Olszowy |
| <100 | CHEM |
1984.1 | Personal communication, Geological Survey Prague, Czechoslovakia | | | | B.Moldan |
| 8 | CEA |
1984 | Determinatin of major and minor elements on the six GSJ rock reference samples | Bull. Geol. Surv. Japan | 35 | 171-177 | S.Terashima |
| 11.4 | ISE |
1986 | Rapid determination of total sulfur in rocks by means of sulfide ion-selective electrode (in Japanese with English abstract) | J. Chem. Soc. Japan | 1986 | 1074-1078 | Y.Arikawa |
| 6 | CEA |
1988.1 | Determination of total carbon and sulfur in fifty-two geochemical reference samples by combustion and infrared absorption spectrometry | Geost. Newsletter | 12 | 249-252 | S.Terashima |
| 174 | XRF |
1995 | Analysis of Pressed Pellets of Geological Samples Using Wavelength-Dispersive X-Ray Fluorescence Spectrometry | X-ray Spectrometry | 24 | 123-136 | H.P.Longerich |