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<Paper uid="C90-3035">
  <Title>Expressive Power of Grammatical Formalisms</Title>
  <Section position="1" start_page="0" end_page="0" type="abstr">
    <SectionTitle>
Abstract
</SectionTitle>
    <Paragraph position="0"> We propose formalisms and concepts which allow to make precise the m'gmnents in controversies over the adequacy of competing models of language, and over their formal equivalence.</Paragraph>
  </Section>
class="xml-element"></Paper>