Impactという雑誌に掲載されました。

Oyama, S. and Ibrahim Mamane 2020, Cleaning the city and regreening the land for positive chain of food production, and countermeasure for conflicrs amoung farmers and herders in Sahel, West Africa. Impact Vol. 2020: 63-65.
https://www.ingentaconnect.com/content/sil/impact/2020/00002020/00000009/art00023

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