Nirwana, N. and Rochman, S. 2019. PRACTICE OF OUTDOOR LEARNING TO PROMOTING LEVEL COGNITIVE THINKING IN PHYSICS STUDENT. PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL). 8, (Dec. 2019), SNF2019–PE. DOI:https://doi.org/10.21009/03.SNF2019.01.PE.33.