P. . Oktariya, K. . Herlina, and A. Abdurrahman, “Development of Problem-Based e-LKPDs Assisted by CANVA to Stimulate Numeracy Skill and Visual Literacy”, jppipa, pendidikan ipa, fisika, biologi, kimia, vol. 9, no. 12, pp. 12303–12308, Dec. 2023.