Utami, Dwi Pangastuti, et al. “Improving Student Learning Outcomes in Economic Activities Material through Crossword Labs Learning Media in Class X.11 of SMA N 3 Pekanbaru”. Perspektif Pendidikan Dan Keguruan, vol. 16, no. 1, June 2025, pp. 93-101, doi:10.25299/perspektif.2025.vol16(1).22708.