@ARTICLE{DasTur_j2009_c, author = {J{\"u}rgen~Dassow and Sherzod~Turaev}, title = {{P}etri Net Controlled Grammars: the Case of Special {P}etri Nets}, journal = jucs, year = 2009, volume = {15}, number = {14}, pages = {2808--2835}, url = {http://www.jucs.org/jucs_15_14/petri_net_controlled_grammars} }