Aeslina Abdul Kadir and  Abbas Mohajerani and  Felicity Roddick and  John Buckeridge,  Density, Strength, Thermal Conductivity and Leachate Characteristics of Light-Weight Fired Clay Bricks Incorporating Cigarette Butts.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2009, vol. 29(5). 242 - 247
    [viewed 04 May 2024]. Available from: https://publications.waset.org/pdf/7618.