Allowance
发表于 2025-3-30 11:44:44
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去掉
发表于 2025-3-30 15:28:41
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intangibility
发表于 2025-3-30 18:59:03
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种属关系
发表于 2025-3-30 23:45:34
https://doi.org/10.1007/978-3-319-19575-9operation. The history of cross-border cooperation on the European continent is documented, inter alia through a variety of motives for its anchoring in regional development, as well as its social, economic and political levels. The added value of cross-border cooperation is specified from the polit