Hang Liu, Jiahuan Li, Zan Ren. “Study on the User Segmentation Method Based on the Combination of User-FRT Matrix and HAC in the View of the Product Usage Scenarios”. Forest Chemicals Review (April 12, 2022): 1415 -. Accessed May 19, 2024. http://forestchemicalsreview.com/index.php/JFCR/article/view/808.