Bhusal, B., S. Lamichhane, and R. Shrestha. 2018. “Maping the Soil Fertility of Bisankhel Catchment of Chitlang Vdc and Comparison of Different Geo-Spatial Interpolation Techniques”. Journal of the Institute of Agriculture and Animal Science 35 (1), 95-104. https://doi.org/10.3126/jiaas.v35i1.22519.