Citation analysis of physics journals: Comparison of subfields of physics. - Nobuyuki Midorikawa (Scientometrics, 1983)

How much of cited conference materials can be found using bibliographic tools? - Haruyuki Ogawa; Nobuyuki Midorikawa; Chie Yoshikawa; Ken-ichiro Saito; Hiroshi Itsumura; Masatsugo Kaneko; Emiko Niki (JASIS, 1989)

A method for eliminating articles by homonymous authors from the large number of articles retrieved by author search. - Natsuo Onodera; Mariko Iwasawa; Nobuyuki Midorikawa; Fuyuki Yoshikane; Kou Amano; Yutaka Ootani; Tadashi Kodama; Yasuhiko Kiyama; Hiroyuki Tsunoda; Shizuka Yamazaki (J. Assoc. Inf. Sci. Technol., 2011)

Topic extraction to provide an overview of research activities: The case of the high-temperature superconductor and simulation and modelling. - Ritsuko Nakajima; Nobuyuki Midorikawa (J. Inf. Sci., 2021)