Benjamin Schmitt Alexander A. Pasko Valery Adzhiev Galina Pasko Christophe Schlick Modelling Function-Based Mixed-Dimensional Objects with Attributes. 90-117 2008 Heterogeneous Objects Modelling and Applications http://dx.doi.org/10.1007/978-3-540-68443-5_4 series/lncs/4889 db/series/lncs/lncs4889.html#SchmittPAPS08