K. Wittayasirikul, P. Chienwichai, S. Subin, S. Arunnopparat, N. Thitiratdumkeng, and B. Raiseangphor, “Analysis of Natural Law and Legal Positivism Legal Philosophy Theories through the Case of Death Note”, NitiPariJ, vol. 4, no. 1, pp. 22–31, Jan. 2024.