ATSB
AO-2007-029 Final 31-Jul-2007 09-Nov-2009 37 km NNE Melbourne VIC In-flight break-up; Clonbinane, Vic; 31 July 2007; VH-YJB, Rockwell, Commander 500S Accident Fatal
On the ATSB website...a comprehensive analysis, unfortunately no finite conclusion.