Mark Klein Richard Metzler Yaneer Bar-Yam Handling Emergent Resource Use Oscillations. 104-114 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3371&spage=104 2004 conf/prima/2004 PRIMA db/conf/prima/prima2004.html#KleinMB04