@inbook {62f93dafdd7b40399fd08478adae48a6,
	title = {Strong and explicit negation in non-monotonic reasoning and logic programming},
	booktitle = {Lecture Notes in Artificial Intelligence},
	volume = {1126},
	year = {1996},
	note = {n/a},
	month = {1},
	pages = {143{\textendash}163},
	abstract = {n/a},
	isbn = {3-540-61630-6},
	doi = {10.1007/3-540-61630-6_10},
	author = {Alferes, {Jos{\'e} J{\'u}lio Alves}}
}
