%% You should probably cite rfc7390 instead of this I-D. @techreport{ietf-core-groupcomm-00, number = {draft-ietf-core-groupcomm-00}, 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-core-groupcomm/00/}, author = {Akbar Rahman and Esko Dijk}, title = {{Group Communication for CoAP}}, pagetotal = 32, year = 2012, month = jan, day = 10, abstract = {This is a working document intended to develop draft text for the CoAP protocol specification in the area of group communication. A solution based on IP multicast is proposed and detailed. Also, guidance is provided for deployment in various constrained network topologies.}, }