TRIATUN, Triatun; SUKIDJO, Sukidjo. Influence of personality, attitude, motivation, and environment on the entrepreneurial spirit of school cooperative teachers in vocational schools in Kulon Progo regency. Harmoni Sosial: Jurnal Pendidikan IPS, [S. l.], v. 8, n. 1, p. 45–56, 2021. DOI: 10.21831/hsjpi.v8i1.16439. Disponível em: https://journal.uny.ac.id/index.php/hsjpi/article/view/16439. Acesso em: 9 jun. 2025.