| value | technique | year | title_of_literature<MAX120col.> | journal<MAX120col.> | vol | page | name<MAX80col.> |
|---|---|---|---|---|---|---|---|
| 2.25 | MS | 1982.03 | Personal communication, Kyoto Sangyo University, Japan | S.Nohda | |||
| 0.9375 | XRF | 1992 | Personal Communication, Okayama University, Japan | Y.Orihashi |