1. IEEE 802.11a Part 11: Wireless LAN medium access control (MAC) and physical layer (PHY) specifications: high-speed physical layer in the 5 GHz band—Supplement to IEEE Standard for Information Technology—Telecommunications and Information Exchange Between Systems—Local and Metropolitan Area Networks—Specific Requirements, 1999
2. IEEE 802.11g Part li: Wireless LAN medium access control (MAC) and physical layer (PHY) specifications—IEEE Standard for Information Technology—Telecommunications and Information Exchange between Systems—Local and Metropolitan Area Networks—Specific Requirements, 2003
3. IEEE 802.11n Part 11: Wireless LAN medium access control (MAC) and physical layer (PHY) specifications amendment 5: enhancements for higher throughput—IEEE Standard for Information Technology—Telecommunications and Information Exchange between Systems—Local and Metropolitan Area Networks—Specific Requirements, 2009
4. Adame, T., Bel, A., Bellalta, B., Barcelo, J., Oliver, M.: IEEE 802.11ah: the WiFi approach for M2 M communications. IEEE Trans. Wirel. Commun. 21(6), 144–152 (2014)
5. IEEE 802.15.4g Part 15.4: Wireless MAC and PHY layer specifications for low rate wireless personal area networks (WPANs)—Amendment 4: Physical Layer Specifications for Low Data Rate Wireless Smart Metering Utility Networks, March 2012