Andi Ichsan Mahardika, Mastuang, Muhammad Arifuddin, & Mega Silvia. (2018). Optimization of Wetland Problems in Physics Learning for Fluid Topic through Contextual Teaching and Learning Approach. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE, 4(10), 69–73. https://doi.org/10.31695/IJASRE.2018.32911