1. 3GPP specification: 35.206 (Specification of the MILENAGE algorithm set).
http://www.3gpp.org/DynaReport/35206.htm
2. Cryptography for mobile network - C implementation and Python bindings.
https://github.com/mitshell/CryptoMobile
3. List of LTE networks.
http://en.wikipedia.org/wiki/List_of_LTE_networks
4. List of UMTS networks.
http://en.wikipedia.org/wiki/List_of_UMTS_networks
5. Security Technology for SAE/LTE.
https://www.nttdocomo.co.jp/english/binary/pdf/corporate/technology/rd/technical_journal/bn/vol11_3/vol11_3_027en.pdf
. Accessed 6 January 2015