Frood, D. G. H. A dielectric approach to impurity conduction / D. G. H. Frood. - Surrey : The British Electrial and Allied Industries Research Ass ociation , 1979. - 16 p. : ill. ; 25 cm. - ERA Tech. Report L/T387 . Includes bibliographical references. Subjects--Topical Terms: Dielectrics-------- Dewey Class. No.: 338.476213062