@incollection{BorCsuDas_j1999, author = {Henning~Bordihn and Erzs\'ebet~Csuhaj-Varj\'u and J{\"u}rgen~Dassow}, title = {{CD grammar systems versus L systems}}, booktitle = {{Grammatical Models for Multi Agent Systems}}, publisher = gordonbreach, year = 1999, editor = {Gheorghe~P\u{a}un and Arto~Salomaa}, pages = {18--32} }