TY - JOUR KW - paper AU - G Satta AU - G Cappellini AU - Olevano V AU - Lucia Reining BT - Mat. Res. Soc. Symp. Proc. PY - 2004 T2 - Mat. Res. Soc. Symp. Proc. TI - Ab Initio Calculations for the Electronic Spectra of Cubic and Hexagonal Boron Nitride UR - http://direct.bl.uk/bld/PlaceOrder.do?UIN=171158756\&ETOC=RN\&from=searchengine VL - 829 ER -