Peatland Ecology Research Group (2003) Écho tourbières, Vol. 7, no. 3. September 2003.
Peatland Ecology Research Group (2003) Écho tourbières, Vol. 7, no. 4. December 2003.
Peatland Ecology Research Group (2002) Écho tourbières, Vol. 6, no. 1. January 2002.
Peatland Ecology Research Group (2002) Écho tourbières, Vol. 6, no. 2. May 2002.
Peatland Ecology Research Group (2002) Écho tourbières, Vol. 6, no. 3. October 2002.
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