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   <dim:field mdschema="dc" element="contributor" qualifier="advisor" lang="en_US">Roman Jackiw.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Karat, Edwin Richard, 1972-</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">Massachusetts Institute of Technology. Department of Physics.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="department">Massachusetts Institute of Technology. Department of Physics</dim:field>
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   <dim:field mdschema="dc" element="date" qualifier="copyright" lang="en_US">1999</dim:field>
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   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Physics, 1999.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (leaves 67-68).</dim:field>
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   <dim:field mdschema="dc" element="title" lang="en_US">Topics in field theories in lower dimensions</dim:field>
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