[1] EBERSPÄCHER, J. GSM: architecture, protocols and services. 3rd ed., English lang. ed. Chichester, U.K.: Wiley, c2009, ix, 326 p. ISBN 04-700-3070-4 .
[2] AHMADI, Sassan.[i] LTE-Advanced: A Practical Systems Approach to Understanding 3GPP LTE Releases 10 and 11 Radio Access Technologies.[/i] Academic Press, 2013. ISBN 9780124051782 .
[3] Sauter, Martin. From GSM to LTE-Advanced Pro and 5G: An Introduction to Mobile Networks and Mobile Broadband. Wiley, 2021. ISBN 9781119714675 .