Santoso, Didik, et al. “Development of Science Teaching Materials Based on Ecological Value of Mangrove Ecosystems As a Strategy to Improve Science Literacy of Junior High School Students on the South Coast of East Lombok ”. Jurnal Penelitian Pendidikan IPA, vol. 8, no. 1, Jan. 2022, pp. 283-90, doi:10.29303/jppipa.v8i1.1325.