Ibrahim Bajunid, A. F., M. Y. Abbas, A. H. Nawawi, and A. Rameli. “Sub-Classification Processes of the Cul-De-Sac Courtyards”. Asian Journal of Environment-Behaviour Studies, vol. 3, no. 10, Aug. 2018, pp. 133-41, doi:10.21834/aje-bs.v3i10.320.