Browsing by Author Heldal, Tom
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| Issue Date | Title | Author(s) |
|---|---|---|
| 2024 | The first 55 IUGS heritage stones | Ehling, Angela; Kaur, Gurmeet; Wyse Jackson, Patrick N.; Cassar, JoAnn; Aparecida Del Lama, Eliane; Heldal, Tom |