Swadharma, Putu Ugram, Alimatus Sahrah, and Nur Fachmi Budi Setyawan. “The Effectiveness of Mindfulness Training in Improving the Self-Control of Speedboat Crew in Bali, Indonesia”. Jurnal Pendidikan Vokasi 10, no. 3 (December 30, 2020): 324–334. Accessed June 1, 2025. https://journal.uny.ac.id/index.php/jpv/article/view/32248.