Supriati, D., M. Hasbi, and N. Nurhayadi. “Problem Solving Profile of Class VII Students in Solving Social Arithmetic Story Problems in Courageous Learning Based on Mathematical Ability at SMP Negeri 4 Palu”. Media Eksakta, vol. 17, no. 2, Nov. 2021, pp. 108-16, doi:10.22487/me.v17i2.1305.