Ulrike Prange Hartmut Ehrig Kathrin Hoffmann Julia Padberg Transformations in Reconfigurable Place/Transition Systems. 96-113 2008 Concurrency, Graphs and Models http://dx.doi.org/10.1007/978-3-540-68679-8_7 conf/birthday/2008montanari db/conf/birthday/montanari2008.html#PrangeEHP08