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   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Sachs, Julian P. (Julian Perelman)</dim:field>
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   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Earth, Atmospheric, and Planetary Sciences, 1997.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographical references (p. 248-265).</dim:field>
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   <dim:field mdschema="dc" element="title" lang="en_US">Nitrogen isotopes in chlorophyll and the origin of Eastern Mediterranean sapropels</dim:field>
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   	&lt;Title>Nitrogen isotopes in chlorophyll and the origin of Eastern Mediterranean sapropels&lt;/Title>
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