@ {4706,
	title = {Enterprise Information Systems. Lecture Notes in Business Information Processing},
	volume = {363},
	year = {2019},
	pages = {58-81},
	publisher = {Springer},
	chapter = {Payment Authorization in Smart Environments: Security-Convenience Balance},
	isbn = {978-3-030-26168-9},
	doi = {10.1007/978-3-030-26169-6_4},
	url = {https://link.springer.com/chapter/10.1007/978-3-030-26169-6_4},
	author = {A. W{\'o}jtowicz and J. Chmielewski},
	editor = {Hammoudi, S. and {\'S}mia{\l}ek, M. and Camp, O. and Filipe, J.}
}
