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Ansyari, Muhammad Fauzan; HUI, Sammy King Fai . (2018). Developing a rubric for assessing pre-service English teacher struggles with instructional planning. Cogent Education, 5(1), –. doi:10.1080/2331186X.2018.1507175 
An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research