@article {43915,
	title = {Generalizing the encounters-norm-crowding relationship},
	volume = {24},
	year = {2002},
	pages = {255-269},
	publisher = {Leisure Sciences},
	url = {http://web.ebscohost.com/ehost/pdf?vid=90\&hid=112\&sid=0f918212-225c-48fb-be29-934821252791\%40sessionmgr114},
	author = {Vaske, Jerry J. and Donnelly, Maureen P.}
}
