Ardyanti Y, Sulton S. Contextual Role Model of Principal Leadership in Internalizing Pancasila Values in Rural Vocational Schools. JPK [Internet]. 2026 May 20 [cited 2026 May 22];11(SpecialIssue(2):159–165. Available from: http://journal.umpo.ac.id/index.php/JPK/article/view/13025