The Counter Ions of Calcium on The Properties of Thermal Processed Agar Film. Journal of Physical Science, [S. l.], v. 37, n. 1, p. 1–20, 2026. DOI: 10.21315/jps2026.37.1.1. Disponível em: https://ejournal.usm.my/jps/article/view/jps_vol37-no-1-2026_1.. Acesso em: 30 sep. 2026.