Christopher Barton Arie Tal Bob Blainey José Nelson Amaral Generalized Index-Set Splitting. 106-120 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3443&spage=106 2005 conf/cc/2005 CC db/conf/cc/cc2005.html#BartonTBA05