Peter Saint-Andre. Extensible Messaging and Presence Protocol (XMPP): Instant Messaging and Presence. RFC, 3921:1-107, October 2004. [doi]
@article{rfc3921,
title = {Extensible Messaging and Presence Protocol (XMPP): Instant Messaging and Presence},
author = {Peter Saint-Andre},
year = {2004},
month = {October},
doi = {10.17487/RFC3921},
url = {https://doi.org/10.17487/RFC3921},
researchr = {https://researchr.org/publication/rfc3921},
cites = {0},
citedby = {0},
journal = {RFC},
volume = {3921},
pages = {1-107},
}