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"Factors determining the difficulty of practice problems in a computer ..."
Yoshihiro Nakamura, Tsuneo Kuwabara, Kazutoki Takeda (2000)
- Yoshihiro Nakamura, Tsuneo Kuwabara, Kazutoki Takeda:
Factors determining the difficulty of practice problems in a computer language textbook. Syst. Comput. Jpn. 31(4): 87-97 (2000)
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