@techreport{beach08b,
 author = {A Beach and M. Gartrell and S. Panichsakul and L. Chen and C. Ching and R. Han},
 title = {X-Layer: An Experimental Implementation of a Cross-Layer Network Protocol Stack for Wireless Sensor Networks},
 number = {Technical Report CU-CS-1051-08},
 institution = {Department of Computer Science, University of Colorado at Boulder},
 month = {December},
 year = {2008}
}