Juan Rodríguez-Covili Sergio F. Ochoa José A. Pino Roc Messeguer Esunly Medina Dolors Royo HLMP API: A software library to support the development of mobile collaborative applications. 479-484 2010 CSCWD http://dx.doi.org/10.1109/CSCWD.2010.5471926 conf/cscwd/2010 db/conf/cscwd/cscwd2010.html#Rodriguez-CoviliOPMMR10