http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Gmelin handbook of inorganic and organometallic chemistry
Si Silicon. Silicon nitride in microelectronics and solar cells
Silicon nitride in microelectronics and solar cells
authors Eberhard F. Krimmel, Rudolf Hezel, Uwe Nohl, Rainer Bohrer ; editors Alfred Pebler, Friedrich Schröder.