| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|
| 3.25 | CHEM |
1990.04 | Personal communication, Geological Survey of India | | | | B.G.Rao |
| 3.95 | CHEM |
1990.05 | Personal Communication, U.S. Geological Survey, Menlo Park | | | | J.S.Kane, T.Fries and N.H.Elsheimer |
| 4.00 | GRAV |
1990.04 | Elemental concentrations in nine new GSJ rock reference samples 'sedimentary rock series' | Geost. Newsletter | 14 | 1-5 | S.Terashima, A.Ando, T.Okai, Y.Kanai, M.Taniguchi, |
| 4.08 | TITR |
1992 | Personal Communication,Dowa Engineering Co., Ltd.(Anal.Iijima Bunseki Center) | | | | Y.Kinryu |
| 4.320 | CHEM |
1994 | Personal Communication, Czech Geol. surv, Czech Republic | | | | I.Rubeska |
| 3.37 | TITR |
1996 | Personal communication, Institut fur Geowissenschaften,Germany | | | | Frau N.Groschopf |