@article{Khikmatun_Ngabekti_Swarsi Rahayu_2020, title={Developing Learning Tools for Environmental Change Material Using Problem Based Learning Model Based on Local Environmental Conditions in Wonosobo}, volume={9}, url={https://journal.unnes.ac.id/sju/jise/article/view/32437}, DOI={10.15294/jise.v8i1.32437}, number={1}, journal={Journal of Innovative Science Education}, author={Khikmatun, Laili and Ngabekti, Sri and Swarsi Rahayu, Enni}, year={2020}, month={Apr.}, pages={28 - 39}