Atsushi Kobayashi Yutaka Hirokawa Haruhiko Nishida IP Multicast Traffic Measurement Method with IPFIX/PSAMP. 78-90 2008 IPOM http://dx.doi.org/10.1007/978-3-540-87357-0_7 conf/ipom/2008 db/conf/ipom/ipom2008.html#KobayashiHN08