Wantrilita, A. and Rohaeti, E. (2025) “The Effect of PBL-STEM on Improving problem Problem-solving Ability and Self-efficacy of Vocational High School Students”, Jurnal Pendidikan Matematika dan Sains, 13(Special_issue), pp. 226–236. doi: 10.21831/jpms.v13iSpecial_issue.89341.