Bibitem: 


@incollection{Lisi14a,
	Author = {Francesca A. Lisi and Umberto Straccia},
	Booktitle = {Latest Advances in Inductive Logic Programming},
	Chapter = {21},
	Doi = {10.1142/9781783265091_0021},
	Editor = {Stephen H.~Muggleton and  Hiroaki Watanabe},
	Pages = {199--206},
	Publisher = {World Scientific},
	Title = {Can ILP Deal with Incomplete and Vague Structured Knowledge?},
	Url = {http://www.worldscientific.com/doi/abs/10.1142/9781783265091_0021},
	Year = {2014}}