De Corte, K., Cartigny, P., Shatsky, V., De Paepe, P., Sobolev, N., & Javoy, M. (1998). Microdiamonds from UHP metamorphic rocks of the Kokchetav Massif, northern Kazakhstan: FTIR spectroscopy, C & N isotopes and morphology. International Kimberlite Conference: Extended Abstracts, 7(1), 184–186. https://doi.org/10.29173/ikc2676