Duarte Leite Pedro Campos Isabel Mota Computational Results of Membership in R&D Cooperation Networks: To Be or Not To Be in a Research Joint Venture. 507-516 2011 PRO-VE http://dx.doi.org/10.1007/978-3-642-23330-2_55 conf/ifip5-5/2011 db/conf/ifip5-5/prove2011.html#LeiteCM11