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"Periodic solutions with equal period for the Friedmann-Robertson-Walker model."
Aiyong Chen, Caixing Tian, Wentao Huang (2018)
- Aiyong Chen
, Caixing Tian, Wentao Huang:
Periodic solutions with equal period for the Friedmann-Robertson-Walker model. Appl. Math. Lett. 77: 101-107 (2018)
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