International Symposium "Amber. Science and Art"
O. Belichenko State Gemmological Centre of Ukraine |
Language: Ukrainian |
Precious and Decorative Stones. No. 1–2 (91–92), 2018: 33–34 |
O. Belichenko State Gemmological Centre of Ukraine |
Language: Ukrainian |
Precious and Decorative Stones. No. 1–2 (91–92), 2018: 33–34 |