Gupta, Mani Ram. Structure analysis of amorphous polymers by differential radial distribution functions : [microform] / by Mani Ram Gupta. - Ann Arbor, Mich. : University Microfilms International, 1979. - 3 microfiches ; 11 x 15 cm. Thesis (Ph.D.)-University of Michigan, 1979. Subjects--Topical Terms: Chemical structure.