Correspondence Factor Analysis of the Publication Patterns of 48 Countries over the Period 1981-1992. - Jean-Christophe Doré; Tiiu Ojasoo; Yoshiko Okubo; Thomas Durand; Gérard Dudognon; Jean-François Miquel (J. Am. Soc. Inf. Sci., 1996)

Scientific publications of China in 1994: Evolution or revolution? - Bernard Mély; Merwan Abd el Kader; Gérard Dudognon; Yoshiko Okubo (Scientometrics, 1998)