Design Of Worksheet Student Using Problem Based Learning Model Based On The Character Of Critical Thinking. Apotema : Jurnal Program Studi Pendidikan Matematika, [S. l.], v. 8, n. 1, p. 11–21, 2022. DOI: 10.31597/ja.v8i1.700. Disponível em: https://publikasi.stkippgri-bkl.ac.id/index.php/APM/article/view/700. Acesso em: 15 jan. 2026.