@book{5226,
	author = {Bratko, Ivan},
	title = {Prolog programming for artificial intelligence},
	publisher = {Addison Wesley Publishing},
	year = {2001},
	address = {Harlow},
	edition = {3rd},
	url = {https://www.libgen.is/book/index.php?md5=05C9EB5C78E890F4ECBFD4FA48A12968}
}