@techreport {197,
	title = {Social Network},
	number = {D2.6},
	year = {2013},
	month = {September},
	type = {Project deliverable},
	url = {http://bioasq.org/sites/default/files/PublicDocuments/BioASQ_D2.6-Social\%20Network_final.pdf},
	author = {Norman Heino and Axel-Cyrille Ngonga Ngomo}
}
