1 documents found
Head: Belichenko Olena Petrivna. Scientific basis of the development and updating of the specifications and methodological documents of the SGCU for the certification and expert appraisal of precious stones, precious stones of organogenic formation, taking into account the latest international experience.
State Gemmological Centre of Ukraine. № 0122U600041
1 documents found
Updated: 2026-03-21
