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1. Matthew S. Gast. 802.11 Wireless Networks. The definitive Guide. O'Reilly; Second Edition (2005); ISBN:0-596-10052-3.
2. Gwenaël Le Bodic. Mobile messaging technologies and services. SMS, EMS and MMS. Wiley; Second Edition (2005); ISBN:0-470-01143-2.
3. Steve Mann, Scott Sbihli. The wireless application protocol (WAP): a Wiley tech brief. John Wiley (2002); ISBN: 0-471-43759-X
4. Chris Haseman. Android Essentials. Apress (2008); ISBN: 978-1-4302-1064-1
5. Hesham Soliman. Mobile IPv6: mobility in a wireless Internet. Addison-Wesley, (2004); ISBN: 0-201-78897-7