Pan et al. (2017) How is CiteSpace used and cited in the literature? An analysis of the articles published in English and Chinese core journals. ISSI 2017. Wuhan, China.

... CiteSpace is widely used in China along with a substantial uncitedness. The number of Chinese articles using CiteSpace is obviously increasing, while the citation rate of CiteSpace is not increasing over time.
.... CiteSpace used in English core journal articles is more likely to receive citations than that used in Chinese core journal articles.
... there are significant differences in citation counts between sections containing CiteSpace.