@inproceedings{PPDP-2015-Fruhwirth,
	author        = "Thom W. Frühwirth",
	booktitle     = "{Proceedings of the 17th International Symposium on Principles and Practice of Declarative Programming}",
	doi           = "10.1145/2790449.2790518",
	isbn          = "978-1-4503-3516-4",
	pages         = "103--113",
	publisher     = "{ACM}",
	title         = "{A devil’s advocate against termination of direct recursion}",
	year          = 2015,
}