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1
Management of subalpine forests: building on years of research: proceedings of a technical conference (Silver Creek, Colorado:6-9 July, 1987)
Gepubliceerd in 1987Conferentie akten Boek -
2
Management of subalpine forests: building on 50 years of research: proceedings of a technical conference silver creek, clorado (July 6-9,1987)
Gepubliceerd in 1987Conferentie akten Boek -
3
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4
25years of IFGTB-Commemorative publication A compendium of silvicultural technologies of IFGTB
Gepubliceerd in 2013Boek