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\bibitem{Puri2021} Puri, S. (2021). Chapter 9 -- Transboundary aquifers: a shared subsurface asset, in urgent need of sound governance. In A. Mukherjee, B. R. Scanlon, A. Aureli, S. Langan, H. Guo, \& A. A. McKenzie (Eds.), \textit{Global Groundwater} (pp. 113--128). Elsevier.

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