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| 022 | _aOnline : 2469-9888 | ||
| 245 | _aPhysical Review Physics Education Research [electronic resource]. | ||
| 260 | _bAmerican Physical Society | ||
| 690 | _aPhysics | ||
| 856 | _uhttp://journals.aps.org/prper/ | ||
| 901 |
_82018 : N/A _92019 : 1.964 _a2020 : 2.412 _b2021 : 2.359 |
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