ELECTRONIC	h   t   t   p   c o l o n   s l a s h   s l a s h   w   w   w dot u r b a n h a b i t a t dot o r g   s l a s h   n o d e   s l a s h   o n e   o n e   s e v e n   o n e	http://www.urbanhabitat.org/node/1171	1