%% You should probably cite draft-ietf-core-observe instead of this I-D. @techreport{hartke-coap-observe-02, number = {draft-hartke-coap-observe-02}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-hartke-coap-observe/02/}, author = {Klaus Hartke and Carsten Bormann}, title = {{Observing Resources in CoAP}}, pagetotal = 12, year = 2010, month = aug, day = 24, abstract = {The state of a resource can change over time. We want to give clients of the CoRE WG CoAP protocol the ability to observe this change. This short I-D provides a design for such an addition to CoAP.}, }