AL HUSAENI, Dwi Fitria; RAHMAN, Eka Fitrajaya; MULYANTI, Budi; RIZA, Lala Septem; SULISTIYONO, Yakub Eriyanto; PRATIWI, Pratiwi. Differentiated Problem Based Learning Elevates Vocational Student Collaboration Skills: Pembelajaran Berbasis Masalah Berdiferensiasi Meningkatkan Kolaborasi Siswa Vokasi. Pedagogia : Jurnal Pendidikan, [S. l.], v. 15, n. 2, p. 169–194, 2026. DOI: 10.21070/pedagogia.v15i2.1886. Disponível em: https://pedagogia.umsida.ac.id/index.php/pedagogia/article/view/1886. Acesso em: 13 may. 2026.