@article{Dasetal_j2006, author = {Madalina~Barbaiani and Cristina~Bibire and J{\"u}rgen~Dassow and Aidan~Delaney and Szil\'ard~Fazekas and Mihai~Ionescu and Guangwu~Liu and Atif~Lodhi and Benedek~Nagy}, title = {The power of programmed grammars with graphs from various classes}, journal = jamc, volume = {22}, number = {1--2}, year = 2006, pages = {21--38}, url = {http://theo.cs.uni-magdeburg.de/pubs/papers/dassow_jamc.pdf} }