THE RELATIONSHIP BETWEEN SELF-CONCEPT AND ACADEMIC PROCRASTINATION IN NURSING STUDENTS OF POLYTECHNIC KEMENKES SEMARANG. Jurnal Perawat Indonesia [Internet]. 30 Mei 2023 [dikutip 24 Januari 2026];7(1):1342-55. Tersedia pada: https://journal.ppnijateng.org/jpi/article/view/1554