Ningsih, T. H., Darmawani, E. and Surtiyoni, E. . (2023) “Self-Efficacy and Self-Management: Group Counseling as an Effort to Solve Student Problems”, Nusantara of Research : Jurnal Hasil-hasil Penelitian Universitas Nusantara PGRI Kediri, 10(3), pp. 351–361. doi: 10.29407/nor.v10i3.20439.