@InCollection{Sti_j2012, author = {Ralf~Stiebe}, title = {{On Grammars Controlled by Parikh Vectors}}, editor = {Henning~Bordihn and Martin~Kutrib and Bianca~Truthe}, booktitle = {{Languages Alive -- Essays Dedicated to Jürgen Dassow on the Occasion of His 65th Birthday}}, publisher = springer, series = {LNCS}, volume = {7300}, year = 2012, pages = {246--264}, url = {http://www.springerlink.com/content/287067772413815w/} }