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- [6] 2002 Lake states logging congress: Sponsorship information/ program' book Timber Producer, 2002, (07): : 24 - 25
- [7] 2002 Lake states logging congress: Sponsorship information/program book Timber Producer, 2002, (06): : 24 - 25
- [10] Logging options to minimize soil disturbance in the northern Lake States NORTHERN JOURNAL OF APPLIED FORESTRY, 2002, 19 (03): : 115 - 121