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La industria carbonífera y su impacto en la economía colombiana / Patricia Juri Montes. by
Material type: Article Article; Format: electronic
Language: Spanish In: Economía colombiana No. 180-181 (Abr./Mayo 1986). , p. 54-58.
Availability: No. 180-181 (Abr./Mayo 1986). , p. 54-58. (1)

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Industria del carbón 1990-1992. Series: Entidades colombianas. Documentos ; 4801 | Entidades colombianas. Documentos. IEC ; v. 18/4
Material type: Continuing resource Continuing resource; Type of continuing resource:
Language: Spanish
Publication details: Santafé de Bogotá : La Superintendencia, 1993
In: EC 18 Entidades colombianas. Documentos. IEC ; v. 18/4.
Availability: Entidades colombianas. Documentos. IEC ; v. 18/4. (1)

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Scale, factor intensity and efficiency: an empirical study of the chinese coal industry / Yanrui Wu. by
Material type: Article Article; Format: large print
Language: English In: Applied Economics Vol. 25, no. 3 (Mar. 1993). , p. 325-334.
Availability: Vol. 25, no. 3 (Mar. 1993). , p. 325-334. (1)

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Carbón en grande : Cerrejón Sur-Cesarito, Guaimaral-El Descanso y El Hatillo. Cesar - Guajira, Colombia =Wealth in coal :Cerrejón Sur-Cesarito, Guaimaral-El Descanso and El Hatillo. Cesar - Guajira, Colombia / Empresa Colombiana de Carbón. by Series: Entidades colombianas. Documentos ; 6635 | Entidades colombianas. Documentos. IEC ; v. 23/2
Material type: Continuing resource Continuing resource; Type of continuing resource:
Language: Spanish, English
Publication details: Santafé de Bogotá : ECOCARBON, 1996
In: EC 23 Entidades colombianas. Documentos. IEC ; v. 23/2.
Availability: Entidades colombianas. Documentos. IEC ; v. 23/2. (1)

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La industria del carbón en Norte de Santander / Amilcar Mojica Pimiento, Freddy Rubén Mantilla. by Series: Banco de la República. IEC ; v. 18/1
Material type: Continuing resource Continuing resource; Type of continuing resource:
Language: Spanish
Publication details: Cúcuta : Banco de la República, 1999
In: BR 18 Banco de la República. IEC ; v. 18/1.
Availability: Banco de la República. IEC ; v. 18/1. (1)

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Mercado nacional e internacional del carbón colombiano. Series: Entidades colombianas. Documentos ; 13794 | Entidades colombianas. Documentos. IEC ; v. 44/3
Material type: Continuing resource Continuing resource; Type of continuing resource:
Language: Spanish
Publication details: Bogotá : Ministerio de Minas y Energía. Unidad de Planeación Minero Energética, 2006
In: EC 44 Entidades colombianas. Documentos. IEC ; v. 44/3.
Availability: Entidades colombianas. Documentos. IEC ; v. 44/3. (1)

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