2005 Penyederhanaan sistem silvikultur TPTI di Hutan Alam Rawa Gambut Labuan Tangga, Kabupaten Rokan Hilir, Riau
2005 Effect of changing groundwater levels caused by land-use changes on greenhouse gas fluxes from tropical peat lands
2005 Does pyrite oxidation contribute to the acidification of tropical peat? A case study in a peat swamp forestin Central Kalimantan, Indonesia
2004 Environmental change and peatland forest dynamics in the Lake Sentarum area, West Kalimantan, Indonesia
2004 A record of Late Pleistocene and Holocene carbon accumulation and climate change from an equatorial peat bog (Kalimantan, Indonesia): Implications for past, present and future carbon dynamics
1993 Provenance and sediment dispersal in the Rajang River delta/coastal plain system, Sarawak, East Malaysia
1989 A test for the analogy of tropical domed peat deposits to "dulling up" sequences in coal beds-Preliminary results
1994 Spatial variability in modern tropical peat deposits from Sarawak, Malaysia and Sumatra, Indonesia: analogues for coal
1996 Some observations regarding the potential effects of doming of tropical peat deposits on the composition of coal beds
2001 Effects of Land-Use Change in Tropical Peat Soil on the Microbial Population and Emission of Greenhouse Gases
2001 The carbon content characteristics of tropical peats in Central Kalimantan, Indonesia: Estimating their spatial variability in density