Fabio Porto José Antônio Fernandes de Macêdo Javier Sanchez Tamargo Yuanjian Wang Zufferey Vânia P. Vidal Stefano Spaccapietra Towards a Scientific Model Management System. 55-65 2008 ER Workshops http://dx.doi.org/10.1007/978-3-540-87991-6_7 conf/er/2008w db/conf/er/erw2008.html#PortoMTZVS08