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   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Materials Science and Engineering, 1984.</dim:field>
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   	&lt;Title>Thermodynamic properties and behavior of potassium oxide in potassium oxide-alumina and potassium oxide-calcium oxide silicates&lt;/Title>
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