@conference {8815656,
	title = {Authorization Transparency for Accountable Access to IoT Services},
	booktitle = {2019 IEEE International Congress on Internet of Things (ICIOT)},
	year = {2019},
	pages = {91-99},
	author = {L. Ferretti and F. Longo and M. Colajanni and G. Merlino and N. Tapas}
}
