Saputri, Nova Vivi Clara, et al. “Using the Ibsr Technique As a Psychological Intervention to Alleviate Student Stress in Biology Learning: Impacts on Motivation, Knowledge Construction, and Cognitive Anxiety”. Biosfer: Jurnal Pendidikan Biologi, vol. 17, no. 2, Oct. 2024, pp. 508-22, doi:10.21009/biosferjpb.45086.