| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|
| 1 | XRF |
1996 | Personal communication, Bremen Univ., Germany | | | | M.Zuther |
| 0.2 | AA |
1997 | Personal Communication,SKK,Japan | | | | |
| <0.2 | AA |
1998 | Personal communication,SKK,Japan | | | | |
| <0.1 | AA |
1998 | Personal communication,SKK,Japan | | | | |
| 0.022 | HAA |
1998 | Personal communication,GSJ,Japan | | | | S.Terashima |
| <2 | EXRF |
2002 | Personal Communication, Southern Connecticut State Univ., USA | | | | T. Fleming |
| 0.021 | HAA |
2002 | Determination of bismuth in 50 geological reference materials by AAS | BUNSEKI KAGAKU | 51 | 317-322 | S.Terashima, T.Okai, N.Imai |