Browsing by Author Supawit Yawsangratt
Showing results 1 to 1 of 1
| Issue Date | Title | Author(s) |
|---|---|---|
| 1998 | Gravity survey of the gypsum prospect area at Ban Khao Cha-Ngok, Amphoe Chon Daen, Changwat Phetchabun / Supawit Yawsangratt | Supawit Yawsangratt |