“Implementasi Model Problem Based Learning (PBL) yang Didukung Agen Pedagogi Terhadap Higher Order Thinking Skills (HOTS) dalam Pembelajaran Zoologi Invertebrata: Implementation of Problem Based Learning (PBL) Models Supported by Pedagogical Agents for Higher Order Thinking Skills (HOTS) in Learning Invertebrate Zoology” (2019) BIODIK, 5(3), pp. 262-272. doi: 10.22437/bio.v5i3.7916.