1. Ao, Y., Li, J., Wang, Y., Liu, C., & Xu, S. 2017. Rural residents’ satisfaction of rural facilities and its influencing indicatiors: A case study of Sichuan, China. Mathematical Problems in Engineering.
2. Back, J. O., Rivett, M. O., Hinz, L. B., Mackay, N., Wanangwa, G. J., Phiri, O. L., Songola, C. E., Thomas, M. A. S., Kumwenda, S., Nhlema, M., Miller, A. V. M., & Kalin, R. M. 2018. Risk assessment to groundwater of pit latrine rural sanitation policy in developing country settings. Science of the Total Environment, 613–614: 592–610.
3. Ben Yishay, A., Andrew Fraker, Raymond Guiteras, Giordano Palloni, Neil Buddy Shah, Stuart Shirrell, & Paul Wang. 2017. Microcredit and willingness to pay for environmental quality: Evidence from a randomized-controlled trial of finance for sanitation in rural Cambodia. Journal of Environmental Economicsand Management, 86: 121–140.
4. Beukes, L. S., King, T. L. B., & Schmidt, S. 2017. Assessment of pit latrines in a peri-urban community in Kwazulu-Natal (South Africa) as a source of antibiotic resistant E. coli strains. International Journal of Hygiene and Environmental Health(220): 1279–1284.
5. CG, O., & CJ, D. 2003. Using multiple regression and gis technology to predict landslide hazard in northeast Kansas, USA. Engineering Geology(69): 331–343.