Yunan, Y.S.M, et al. “The Relative Advantage of Halal Logistics: Perspectives from Malaysian Halal Food Firms ”. Politeknik & Kolej Komuniti Journal of Social Sciences and Humanities, vol. 11, no. 1, Apr. 2026, pp. 1-10, https://app.mypolycc.edu.my/journal/PMJSSH/article/view/882.