Paolo Casari Marco Levorato Michele Zorzi MAC/PHY CrossLayer Design of MIMO Ad Hoc Networks with Layered Multiuser Detection. 4596-4607 2008 7 IEEE Trans. Wirel. Commun. 11-2 https://doi.org/10.1109/T-WC.2008.070600 db/journals/twc/twc7.html#CasariLZ08