| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|---|---|---|---|---|---|---|
| 0.036 | AA | 1991.01 | Personal communication, Geological Survey of Japan | S.Terashima | |||
| <0.02 | AA | 1997 | Personal Communication,SKK,Japan | ||||
| 0.02 | AA | 1998 | Personal communication,SKK,Japan | ||||
| 0.06 | OES | 1999 | Personarl Communication, Institute of Geology, Estonia | T. Kiipli |