Newkirk, John Burt Direct observation of imperfections in crystals [Proceedings]. - New York : Wiley Interscience, 1962. - 617 p. : il., tablas, diagr. BibliografĂa al final de cada artĂculo Subjects--Topical Terms: ESTADO SOLIDO -DEFECTOS -CONGRESOS Universal Decimal Class. No.: 539.2