- Xangsayarath Phonepadith
- Xavier Ângela Barreto
- Xavier Mattelaer
- Xaybounsou Thonglakhone
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- Xhaard Constance
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- Xiang Y. B.
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- Xianyu Anjin
- Xiaobo Liu
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- X Inconnu (auteur) .
- X Inconnu (illustrateur) .
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- Xu Xun
- Xu Yaozhan
- Xu Yi
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- Xu Zhang