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<Paper uid="E91-1037">
  <Title>Computational Aspects of M-grammars</Title>
  <Section position="2" start_page="0" end_page="0" type="ackno">
    <SectionTitle>
Acknowledgements
</SectionTitle>
    <Paragraph position="0"> The author wishes to thank Jan Landsbergen, Jan Odijk, Andr~ Schenk and Petra de Wit for their helpful comments on earlier versions of the paper. The author is also indebted to Lisette Appelo for encouraging him to write the paper and to Ren6 Leermakers with whom he had many fruitful discussions on the subject.</Paragraph>
  </Section>
class="xml-element"></Paper>