U–Pb Dating of Zircon and Zirconolite Inclusions in Marble-Hosted Gem-Quality Ruby and Spinel from Mogok, Myanmar. Published in Minerals, 2020, 10, 195; doi:10.3390/min10020195.
Colour varieties of gems: where to set the boundary? Published in InColor, 2020 Winter, 45, 92-95.
Traceability & Blockchain for Gemstones – an Overview. Published in Journal of the Gemmological Association of Hong Kong GAHK, 2019, Volume XL, 22-25.
Origin determination and traceability: An overview for gemstones. Presentation at GemGenève 2019 by Dr. Michael S. Krzemnicki.
Spinel from Mogok, Myanmar—A Detailed Inclusion Study by Raman Microspectroscopy and Scanning Electron Microscopy. Published in Journal of Gemmology, 2019, 36(5), 418-435.
Padparadscha-like Fancy sapphires with Unstable Colours: Colouration Mechanisms and Disclosure. Published in InColor, 2019, No. 41, 92-94.
The Talisman of Charlemagne: New Historical and Gemological Discoveries. Published in Gems & Gemology, 2019, 55(1), 30-46.
Gemmological Analysis of a Roman Sapphire Intaglio and Its Possible Origin. Published in Journal of Gemmology, 2019, 36(8), 710-724.
Sapphires Heated with Pressure – A Research Update. Published in InColor, Spring 2019, 86-90.
Laser inscription and marking of gemstones: an overview of options. Published in Incolor, 2019, 43, 66-69.