JIN, P. ., J. . YANG, J. . ZHAO, and Y. . LIU. “A STRUCTURAL APPROACH TO EXTRACTING CHINESE POSITION RELATIONS FROM WEB PAGES”. Journal of Web Engineering, vol. 12, no. 1-2, Mar. 2013, pp. 363-82, https://journals.riverpublishers.com/index.php/JWE/article/view/4187.