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- [1] AGGREGATES - CASE-STUDY OF RESOURCE-MANAGEMENT IN ONTARIO CIM BULLETIN, 1977, 70 (779): : 84 - 85
- [3] RAPID APPRAISAL OF BIOMASS RESOURCES - A CASE-STUDY OF NORTHERN YEMEN BIOMASS & BIOENERGY, 1992, 3 (02): : 93 - 104
- [5] CONTRIBUTION OF NORTHERN FORESTS TO THE GLOBAL C CYCLE - CANADA AS A CASE-STUDY WATER AIR AND SOIL POLLUTION, 1993, 70 (1-4): : 163 - 176