A herschel and_apex_census_of_the_reddest_sources_in_orion_searching_for_the_youngest_protostars
Star-formation histories Sorour Shamshiri with Peter Thomas and thanks to Bruno Henriques Rita Tojiero.
Knut Olsen, Brent Ellerbroek, and Steve Strom Presentation to GSMT SWG, October 20, 2005
