Hashim, M., & Okuda, T. (2005). Risk assessment on landsacpe development using remote sensing and geographic information system (GIS): Assessment of the impact of agricultural development on soil loss and degradation of ecological service values and goods. National Institute for Environmental Studies, Japan.

Hashim, Mazlan, and Toshinori Okuda. Risk Assessment On Landsacpe Development Using Remote Sensing and Geographic Information System (GIS): Assessment of the Impact of Agricultural Development On Soil Loss and Degradation of Ecological Service Values and Goods. National Institute for Environmental Studies, Japan, 2005.

Hashim, Mazlan, and Toshinori Okuda. Risk Assessment On Landsacpe Development Using Remote Sensing and Geographic Information System (GIS): Assessment of the Impact of Agricultural Development On Soil Loss and Degradation of Ecological Service Values and Goods. National Institute for Environmental Studies, Japan, 2005.