<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Cheng-Zhang Wang</style></author><author><style face="normal" font="default" size="100%">En-Ge Wang</style></author><author><style face="normal" font="default" size="100%">Qingyun Dai</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">First principles calculations of structural properties of βSi3-nCnN4 (n=0, 1, 2, 3)</style></title><secondary-title><style face="normal" font="default" size="100%">Journal of Applied Physics</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">1998</style></year></dates><pages><style face="normal" font="default" size="100%">1975-1978</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><issue><style face="normal" font="default" size="100%">4</style></issue></record></records></xml>