| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|
| 0.48 | GRAV |
1985.03 | Personal communication, The Transvaal Coal Owners Association, Richmond, South Africa | | | | S.Naidoo |
| 0.53 | GRAV |
1985.08 | Personal communication, Govern. Chem. Lab., Brisbane, Australia | | | | H.A.Olszowy |
| 0.34 | GRAV |
1984.1 | Personal communication, ORSTOM, services Sci. Cent., Bondy, France | | | | C.Riandey |
| 0.37 | GRAV |
1986.04 | Personal communication, Univ. Padova, Italy | | | | B.Zanettin |
| 0.40 | GRAV |
1987.04 | Elemental concentrations in nine new Japanese rock reference samples | Geost. Newsletter | 11 | 75-77 | S.Terashima and A.Ando |
| 0.44 | COLOR |
1988.1 | Elemental concentrations in Japanese silicate rock standards: A comparison with the literature | Geost. Newsletter | 12 | 379-389 | K.W.Sims, E.S.Gladney, C.Lundstrom and N.W.Bower |
| 0.54 | GRAV |
1989.03 | Personal communication, Ministry Ener. Mines., Caracas, Venezuela | | | | H.Takeda |
| 0.60 | INAA |
1996 | A Self-Consistent Compilation of Elemental Concentration Data for 93 Geochemical Reference Samples | Geostandards Newsletter | 20 | 217-245 | Randy L.Korotev |