@article {62749,
	title = {MQTT-Based QoS Model for IoT-M2M Critical Applications},
	journal = {International Journal of Distributed Systems and Technologies (IJDST)International Journal of Distributed Systems and Technologies (IJDST)},
	volume = {12},
	year = {2021},
	month = {2021},
	pages = {1-21},
	author = {Barkat, Sami and Azeddine Bilami and Benayache, Ayoub}
}
