Hiltrimartin, Cecil, Universitas Sriwijaya, Indonesia

• SJME (Supremum Journal of Mathematics Education) Vol. 5 No. 2 (2021): July 2021 - Article
  Kesulitan Siswa dalam Menyelesaikan Permasalahan Geometri Level Higher Order Thinking Skills
  Abstract  189 - 198 (Bahasa Indonesia)