Open Source Software : New HorizonsPär J. Ågerfalk, Cornelia Boldyreff, Jesús M. González Barahona, Gregory R. Madey, John Noll · First published 2010Open the Tome
Open Source Ecosystems : Diverse Communities InteractingCornelia Boldyreff, Kevin Crowston, Björn Lundell, Anthony I. Wasserman · First published 2009Open the Tome
