| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|---|---|---|---|---|---|---|
| 14 | XRF | 1996 | Personal communication, Bremen Univ., Germany | M.Zuther | |||
| <10 | ICPES | 1998 | Personal communication,SKK,Japan | ||||
| 5.08 | NAA | 1998 | Personal communication,Lucas Heights Science and Technology center ,Australia | H.Waldron | |||
| 4.37 | ICPMS | 1998 | Personal communcation,Universite de Liege,Belgium | I.Roelandts | |||
| 7.1 | EXRF | 2002 | Personal Communication, Southern Connecticut State Univ., USA | T. Fleming |