Title	A Survey of Application Layer Protocols of Internet of Things
Author	Nawab bibi, Faiza Iqbal, Salwa Muhammad Akhtar, Rabia Anwar, Shamshad bibi
Citation	Vol. 21  No. 11  pp. 301-311
Keywords	Internet of Things (IoT), Application layer protocols, MQTT, CoAP, XMPP, AMQP.