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Biblio

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Filters: Keyword is manuals and Author is Ball, P.  [Clear All Filters]
2001
P. Ball, Drilled wells, vol. no. 6. St. Gallen, Switzerland: SKAT (Swiss Centre for Development Cooperation in Technology and Management), 2001, p. 72 p. : 61 fig., photogr., 13 tab.
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