|" Nature Geoscience, in press, 2010||Schroder, Robert Cannon Smith 2008|
|"The age of the solar system redefined by the oldest Pb-Pb age of a meteoritic inclusion||University of New South Wales|
Sukyoung Yi; Pierre Demarque; Yong-Cheol Kim; Young-Wook Lee; Chang H.17
|The date is based on the oldest found to date in , and is thought to be the date of the formation of the first solid material in the collapsing nebula||"A Geometric Determination of the Distance to the Galactic Center"|
|and the Cassini Imaging Team July 18, 2007||The Proceedings of the IAU 8th Asian-Pacific Regional Meeting, Volume I|
"Chondrule-forming Shock Fronts in the Solar Nebula: A Possible Unified Scenario for Planet and Chondrite Formation".