Kazayuki Nishiyama Mutsuo Sano Katsuo Ikeda Multi-Channel MAC Protocol to Achieve Multi-hop Transmissions of High Throughput. 1088-1093 2009 CISIS http://doi.ieeecomputersociety.org/10.1109/CISIS.2009.156 conf/cisis/2009 db/conf/cisis/cisis2009.html#NishiyamaSI09