Günter Remsak Jon Schuringa A Multi-Hop Packet-Switched AWGM-Star-Network Realized with TX/RX Arrays. 147-160 2001 3 Photonic Netw. Commun. 1-2 https://doi.org/10.1023/A%3A1011408416346 db/journals/pnc/pnc3.html#RemsakS01