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- [6] Long-distance obsidian trade in Indonesia MATERIALS ISSUES IN ART AND ARCHAEOLOGY V, 1997, 462 : 175 - 180
- [7] HIV Infection in Long-Distance Truck Drivers in a Low Income Setting in the Niger Delta of Nigeria Journal of Community Health, 2011, 36 : 583 - 587
- [9] SOIL PROPERTIES AND PAVEMENT PERFORMANCE IN THE NIGER-DELTA QUARTERLY JOURNAL OF ENGINEERING GEOLOGY, 1987, 20 (04): : 287 - 296