@inbook {661a770050804d06a04c40bb3ada526e,
	title = {HYPOTHETICAL REASONING WITH WELL FOUNDED SEMANTICS},
	booktitle = {IOS Press},
	year = {1991},
	note = {n/a},
	month = {1},
	pages = {289{\textendash}300},
	abstract = {n/a},
	author = {Alferes, {Jos{\'e} J{\'u}lio Alves}}
}
