%% You should probably cite rfc7814 instead of this I-D. @techreport{ietf-bess-virtual-subnet-03, number = {draft-ietf-bess-virtual-subnet-03}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-bess-virtual-subnet/03/}, author = {Xiaohu Xu and Robert Raszuk and Christian Jacquenet and Truman Boyes and Brendan Fee}, title = {{Virtual Subnet: A BGP/MPLS IP VPN-based Subnet Extension Solution}}, pagetotal = 14, year = 2015, month = nov, day = 10, abstract = {This document describes a BGP/MPLS IP VPN-based subnet extension solution referred to as Virtual Subnet, which can be used for building Layer 3 network virtualization overlays within and/or between data centers.}, }