Amran, Mohd Effendi, Mohd Nabil Muhtazaruddin, and Habibah@Norehan Haron. 2019. “Renewable Energy Optimization Review: Variables towards Competitive Advantage in Green Building Development”. Progress in Energy and Environment 8 (March):1-15. https://akademiabaru.com/submit/index.php/progee/article/view/1051.