| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|---|---|---|---|---|---|---|
| 1.30 | AA | 1998 | Preparation of two new GSJ geochemical reference materials; basalt JB-1b and coal fly ash JCFA-1. | Geostandards Newsletter | 22 | 113-117 | S.Terashima, M.Taniguchi, M.Mikoshiba and N.Imai |
| 0.5 | ICPES | 1998 | Personal communication,SKK,Japan | ||||
| 1 | OES | 1999 | Personarl Communication, Institute of Geology, Estonia | T. Kiipli |