Irmayanti Mangunsong. Analysis Of Student Errors In Solving Intgral Questions For Grade XII IPS 1 At MAS YMPI Tanjungbalai . IJHESS [Internet]. 2024 Feb. 25 [cited 2026 Sep. 17];3(4). Available from: https://ijhess.com/index.php/ijhess/article/view/885