1. Ahmed, Z. N. (1987), “The effects of climate on the design and location of windows in Bangladesh”, M. Phil. thesis, Department of Building Science, Sheffield City Polytechnic.
2. Ahmed, Z. N. (1994), “Assessment of residential sites in Dhaka with respect to solar radiation gains”, unpublished PhD Thesis, De Montfort University, UK, p: 95-96
3. Ahmed, Z. N. (2002), “The effects of room orientation on indoor air movement in the warm-humid tropics: scope for energy savings”, Journal of Energy & Environment, Vol: 2, Centre for Energy Studies; Bangladesh University of Engineering and Technology, pp 73-82.
4. Ahmed, Z. N. (2003), “Natural ventilation in dense residential areas: studying alternatives”; proceedings Seventh International Conference on Healthy Buildings 2003; Eds. T K Wai, C Sekhar; D Cheong; National University of Singapore, 7-11 December.
5. Ahmed, Z. N. (2006), “Sustainability in the built environment of Bangladesh: participation of architects; environmental sustainability concerns”, Eds. M.M. Rahman, M.J.B. Alam, M.M.Ali, A.B.M.Badruzzaman and I.Smout; EEM-BUET, CERM-BUET, ITN-BUET, WEDC; September 2006; pp133-144