Cite
HARVARD Citation
Barajas Puente, G. (2015) Elastix unified communications server cookbook : more than 140 real-life, hands-on recipes and tips to install, deploy, administer, and maintain any VoIP/Unified communications solution based on Elastix. [Online]. Birmingham, UK : Packt. Available from: http://access.bl.uk/ark:/81055/vdc_100035562324.0x000001