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Recent advances in copper-catalysed radical-involved asymmetric 1,2-difunctionalization of alkenes
Chemical Society Reviews, 2020Zhong-Liang Li +2 more
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Exploring Item Difficulty Prediction: Data Driven Approach for Item Difficulty Estimation
Mohamed Lamgarraj +3 moreopenaire +1 more source
Item Difficulty and Speed of Response
Educational and Psychological Measurement, 1956George K. Bennett, Jerome E. Doppelt
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Vocabulary item difficulty and word frequency.
Journal of Applied Psychology, 1949J J, KIRKPATRICK, E E, CURETON
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A Tutorial on UAVs for Wireless Networks: Applications, Challenges, and Open Problems
IEEE Communications Surveys and Tutorials, 2019Mohammad Mozaffari, , Mehdi Bennis
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A 5 × 5 cm2 protonic ceramic fuel cell with a power density of 1.3 W cm–2 at 600 °C
Nature Energy, 2018Ji-Won Son +2 more
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Readability and Mathematics Test Item Difficulty
School Science and Mathematics, 1982Joe Dan Austin, Mary Ann Byrne Lee
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