AMBARWATI, Nadya et al. Training on Hand Soap Formulation Using Caesalpinia sappan (Sappanwood). JURNAL PENGABDIAN TEKNOLOGI TEPAT GUNA, [S. l.], v. 6, n. 3, 2025. DOI: 10.47942/jpttg.v6i3.2155. Disponível em: http://jurnal.usahidsolo.ac.id/index.php/TTG/article/view/2155. Acesso em: 3 mar. 2026.