M. Samani, S. Sunwinarti, B. A. Putra, R. Rahmadian, and J. N. Rohman, “Learning Strategy to Develop Critical Thinking, Creativity, and Problem-Solving Skills for Vocational School Students”, Jurnal Pendidikan Teknologi dan Kejuruan, vol. 25, no. 1, pp. 36–42, Apr. 2019.