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    Famine experience in a high-potential area in Sudan : village and household information from the Jebel Marra area in Darfur by Wiegand-Jahn, Graciela

    Published 1990
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    Artículo preliminar
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    Zur Okonomik von Schadsoffen in Lebensmitteln: neue methodische und empirische Herausforderungen by Wiegand-Jahn, Graciela, von Braun, Joachim

    Published 1994
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    Journal Article

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