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- astrophysics::cosmology and extragalactic astrophysics2
- astrophysics::earth and planetary astrophysics2
- astrophysics::galaxy astrophysics2
- astrophysics::solar and stellar astrophysics2
- [sdu]sciences of the universe [physics]1
- 01 natural sciences1
- 0103 physical sciences1
- 010303 astronomy & astrophysics1
- angle1