Browsing by Author Pinich Permpongpanth
Showing results 1 to 1 of 1
| Issue Date | Title | Author(s) |
|---|---|---|
| 1971 | The existence therem for the solution of two simultaneous differential equations | Pinich Permpongpanth |
| Issue Date | Title | Author(s) |
|---|---|---|
| 1971 | The existence therem for the solution of two simultaneous differential equations | Pinich Permpongpanth |