Suhua Tang Jun Cheng Chen Sun Ryu Miura Sadao Obana Joint Channel and Network Decoding for XOR-Based Relay in Multi-Access Channel. 3470-3477 2009 92-B IEICE Transactions 11 http://search.ieice.org/bin/summary.php?id=e92-b_11_3470 db/journals/ieicet/ieicet92b.html#TangCSMO09