X-ray Phase Contrast and X-ray Scattering Images of Pearls. Published in IGC 34 Lithuania Abstract Proceedings, 117-120.
Author(s): M.S. Krzemnicki, V. Revol, C. Hanser, L.E. Cartier, H.A. Haenni
Natural pearls and cultured pearls: A basic concept and its variations. Published in Australian Gemmologist, 2012.
Author(s): H.A. Haenni
Microtomografia computadorizada distingue pérolas naturais das cultivadas com nucleo e sem nucleo (Spanish)
Author(s): M.S. Krzemnicki
Presentation on x-ray computed tomography during LMHC meeting in Bahrain in 2010.
Author(s) :M.S. Krzemnicki
“Keshi”-Zuchtperlen: Eine neue Herausforderung für den Perlenhandel. Gold’Or (2010)
Author(s): M.S. Krzemnicki
El SSEF denuncia la invasión de perlas “Keshi” cultivadas.
Author(s): M.S. Krzemnicki
Perles de culture “Keshi”: Un nouveau défi pour le commerce des perles. Gold’Or (2010)
Author(s): M.S. Krzemnicki
The different kinds of cultured pearls. Published in GIT Proceedings, 2008.
Author(s): H.A. Haenni
A short review of the use of ‘keshi’ as a term to describe pearls. Published in Journal of Gemmology, 2006.
Author(s): H.A. Haenni