Mohd Ridzuan, N. Q., and S. H. Mohamed Maiddin. “The Impact of the Road Network Development on the Economy in Peninsular Malaysia, 1963-1990”. Perspektif Jurnal Sains Sosial Dan Kemanusiaan, vol. 16, no. 2, Dec. 2024, pp. 75-87, doi:10.37134/perspektif.vol16.2.7.2024.