@book {
	author = {Černý, Matej},
	title = {Elektronické podnikanie},
	year = {2017},
	publisher = {Vydavateľstvo EKONÓM},
	isbn = {978-80-225-4295-1},
	doi = {},
	URL = {https://uatakademia.aspi.sk/kiadvany/709}
}