For the recent updates on the papers:
For the editorial issues on the papers (https://journals.ieeeauthorcenter.ieee.org/create-your-ieee-journal-article/create-the-text-of-your-article/ieee-editorial-style-manual/)
How-to-cite/write: IEEE Editorial Style Manual, IEEE Reference Guide, IEEE Mathematics Guide, Magazine Titles and Abbreviations, Journal Titles and Abbreviations
For spelling reference, Webster’s New World College Dictionary, 4th Edition.
For guidance on grammar and usage not included in the IEEE Editorial Style Manual, consult The Chicago Manual of Style, published by the University of Chicago Press.
Mathematical English: https://www.impan.pl/~slownik/
3GPP Meetings:
5G NR Specification: http://www.3gpp.org/DynaReport/38-series.htm
LTE Specification: http://www.3gpp.org/DynaReport/36-series.htm
Upcoming RAN1 Meetings: http://www.3gpp.org/DynaReport/Meetings-R1.htm
The repository for RAN1 meeting documents: http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/ (Click for "Report" to reach final agreements in the corresponding meeting. The document would be like "Final_Minutes_report_RAN1#90_v100.zip")
https://www.3gpp.org/specifications/79-specification-numbering
IEEE 802.11 Meetings: