Shariff, A. , Aziz, N. , Saleh, N. , Ruzali, N.. "The Effect of Feedstock Type and Slow Pyrolysis Temperature on Biochar Yield from Coconut Wastes". World Academy of Science, Engineering and Technology, Open Science Index 120, International Journal of Chemical and Molecular Engineering (2016), 10(12), 1410 - 1414.