@article {16547,
	title = {S., Wang. PY, Diagnostic Expert Systems Based on a Set Covering Model},
	journal = {International Journal on Man-Machine studies},
	volume = {19},
	year = {1983},
	month = {1983///},
	pages = {437{\textendash}46O - 437{\textendash}46O},
	author = {Reggia, James A. and Nau, Dana S.}
}
