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Ratnawati W, Sutama, Sabar Narimo. Development of Mathematics Teaching Materials to Improve Higher Order Thinking Skills in Grade 3rd Students in Elementary School. JTP [Internet]. 2022Aug.26 [cited 2025Apr.20];24(2):236-45. Available from: http://103.8.12.212:33180/unj/index.php/jtp/article/view/28318