Some comments on: Mao et al. (2018) Bibliometric analysis of insights into soil remediation Journal of Soils and Sediments, 18(7): 2520-2534

In order to improve the bias of using the Web of Science databases for bibliometric studies, the front page has been proposed by Ho's group in 2012. Using the front page as the filter resulted in a huge difference compared to the method from the original paper of Mao et al. Furthermore, a cited reference plays an important role in a published paper. Readers are interested in the paper's statements and might find useful information from the following researches. The reference section is an important part in a paper; however, it was easily ignored by the authors. This comment also offered information for citing the original idea of publication indicators used for the comparison of countries' and institutions' publication performances.