The Role of lean Management in Achieving Career Excellence for School Principals from the Perspective of Physical Education Teachers in Babil Governorate. Sport culture, [S. l.], v. 16, n. 1, p. 243–264, 2025. DOI: 10.25130/sc.25.1.17. Disponível em: https://jsc.tu.edu.iq/index.php/jsc/article/view/57. Acesso em: 30 aug. 2026.