Rohaeti, Euis Eti, and Dadang Koswara. “Mathematical Critical Thinking and Resiliency: Experiment of Grade-7 Students Using Scientific Approah”. Jurnal Riset Pendidikan Matematika, vol. 5, no. 2, Nov. 2018, pp. 223-32, doi:10.21831/jrpm.v5i2.17322.