Jorda, Editha R., and Elizabeth J. Gabutan. 2015. “Effect of Highlighting-Illustration-Translation Strategy (HITS) on the Mathematics Problem Solving Performance of Students With Varied Learning Styles”. Asia Pacific Higher Education Research Journal (APHERJ) 2 (1). https://po.pnuresearchportal.org/ejournal/index.php/apherj/article/view/100.