Kastimah, U. L.; Ericka, E. D.; Serafica Btari Christiyani Kusumaningrum. The Effectiveness of the Pteridophyta Diversity E-Module in the Sikarim Waterfall Area As a Biology Teaching Material on the Cognitive Learning Outcomes of Grade X Students. Bioeduca J. Biol. Educ. 2024, 6, 79-92.