Roberto Morales Norma Candolfi Jetzabel Serna David A. Mejía José M. Villegas Juan I. Nieto 0002 Manel Medina Resource Sharing in Collaborative Environments: Performance Considerations. 141-149 2011 DCAI http://dx.doi.org/10.1007/978-3-642-19934-9_18 conf/dcai/2011 db/conf/dcai/dcai2011.html#MoralesCSMVNM11