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6101Published in 2011Repositorio Universidad Nacional de Colombia“... operating costs and external costs related to the efficiency of traffic flow are a third factor to consider...”
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Get full text
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6102Published in 2009Repositorio Universidad Nacional de Colombia“... and external to the organization. EPM Telecommunications is intended by the proposed model of openness...”
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Get full text
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6103
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6104
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6105
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6106
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6107
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6108
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6109
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6110
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6111
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6112
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6113
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6114
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6115
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6116
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6117
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6118
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6119
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6120
