APA (7th ed.) Citation

Koien, G. An introduction to access security in UMTS. IEEE Wireless communications.

Chicago Style (17th ed.) Citation

Koien, G.M. "An Introduction to Access Security in UMTS." IEEE Wireless Communications .

MLA (9th ed.) Citation

Koien, G.M. "An Introduction to Access Security in UMTS." IEEE Wireless Communications, .

Warning: These citations may not always be 100% accurate.