Global nanotechnology research metrics. - Ronald N. Kostoff; Raymond G. Koytcheff; Clifford G. Y. Lau (Scientometrics, 2007)

Relation of seminal nanotechnology document production to total nanotechnology document production - South Korea. - Ronald N. Kostoff; Ryan B. Barth; Clifford G. Y. Lau (Scientometrics, 2008)