Siang, S. , Hashim, K. , Thwaites, H. , Sheng, L. , Har, O. (2012), 'Retrieving Extended High Dynamic Range from Digital Negative Image - An Experiment on Architectural Photo Imaging', World Academy of Science, Engineering and Technology, Open Science Index 68, International Journal of Computer and Information Engineering, 6(8), 1061 - 1069.