Published The willingness to pay for irrigation water: a case study in northwest China by Tang Z., Nan Z. and Liu J. 76-84_903_Tang_15-1.pdf
Published Municipal solid waste management and landfill site selection in Greece: irrationality versus efficiency by Hadjibiros K. , Dermatas D. and Laspidou C.S. 150-161_760_Hadjibiros_13-2.pdf