Retracted: Some Results for Periodic Solutions of a Kind of Liénard Equation
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| Format: | Article |
| Language: | English |
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Hindawi Limited
2020-01-01
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| Series: | Journal of Function Spaces |
| Online Access: | http://dx.doi.org/10.1155/2020/7892781 |
| ISSN: | 2314-8888 |
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