1. “Structural aspects of CVD idamond wafers grown at different hydrogen flow rates”. Nistor L, van Landuyt J, Ralchenko V, Physica status solidi: A: applied research 171, 5 (1999).   http://doi.org/10.1002/(SICI)1521-396X(199907)174:1<5::AID-PSSA5>3.3.CO;2-3