1. Abdullah L, Naim N, Wahab AF (2011) Determination of weight for landfill-siting criteria under conflicting bifuzzy preference relation. J Sustain Sci Manag 6:139–147
2. Ahmad F, Yahaya A, Ali MM, Hussain W (2010) Environmental risk assessment on hill site development in Penang, Malaysia: recommendations on management system. Eur J Sci Res 40:318–340
3. Alfy ZE, Elhadary R, Elashry A (2010) Integrating GIS and MCDM to deal with landfill site selection. Int J Eng Technol 10:32–42
4. Al-Shalabi MA, Mansor S, Ahmed N, Shiriff R (2006) GIS based multicriteria approaches to housing site suitability assessement. Shaping the change, XXIII FIG Congress. Munich, Germany
5. Aly MH, Giardino JR, Klein AG (2005) Suitability assessment for New Minia City, Egypt: a GIS approach to engineering geology. J Environ Geosci Eng 11:259–269