Kristin, Naomi Hotmian, et al. “The Effectiveness of Problem Based Learning via Liveworksheet Assisted E-LKPD on Biodiversity Topic in Improving Students’ Science Literacy”. SEARCH: Science Education Research Journal, vol. 5, no. 1, Oct. 2026, pp. 159-66, doi:10.47945/search.v5i1.3337.