Chen, Hsinchun Mapping nanotechnology innovations and knowledge : global and longitudinal patent and literature analysis / Hsinchun Chen, Mihail C. Roco - xix, 330 p. : il. ; 24 cm. - Integrated series in information systems ; 20 . ISBN: 038771619X (hardcover : alk. paper) 0387716203 (ebook) 9780387716190 (hardcover : alk. paper) 9780387716206 (ebook) Subjects--Topical Terms: NANOTECNOLOGIA Dewey Class. No.: 620.5 / C54 2008