R. Surya Damayanti, RSD and Agus Suyatna, AS and Warsono, W and Undang Rosidin, UR (2017) Development of Authentic Assessment instruments for Critical Thinking skills in Global Warming with a Scientific Approach. International Journal of Science and Applied Science: Conference Series, 2 (1). pp. 289-299. ISSN 2549-4635