Verawati, Ni Nyoman Sri Putu, and Hikmawati Hikmawati. “The Effect of PhET-Assisted Problem Solving Method on Students’ Critical Thinking Skills”. Prisma Sains : Jurnal Pengkajian Ilmu Dan Pembelajaran Matematika Dan IPA IKIP Mataram, vol. 9, no. 1, June 2021, pp. 136-40, doi:10.33394/j-ps.v9i1.4001.