Ruwiyatun R, Rusilowati A, Saptono S. Improving Students’ Higher Order Thinking and Environmental Attitudes through Implementation of Teaching Materials Based on Scientific Literacy and Conservation. JISE [Internet]. 6Apr.2020 [cited 19Apr.2024];9(1):60 -65. Available from: https://journal.unnes.ac.id/sju/jise/article/view/32598