Abhishek Kashyap Anuj Rawat Mark A. Shayman Integrated Backup Topology Control and Routing of Obscured Traffic in Hybrid RF/FSO Networks. 2006 conf/globecom/2006 GLOBECOM https://doi.org/10.1109/GLOCOM.2006.997 db/conf/globecom/globecom2006.html#KashyapRS06