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Karen A. Harper, G. Peter Kershaw, Soil Characteristics of 48-Year-Old Borrow Pits and Vehicle Tracks in Shrub Tundra along the CANOL No. 1 Pipeline Corridor, Northwest Territories, Canada, Arctic and Alpine Research, Vol. 29, No. 1 (Feb., 1997), pp. 105-111
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Harper et al. (1997) studied this question.
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