Alvarez A, Dotong E, Oller RD. Digitalizing Goods Declaration: Performance Analysis of the Bureau of Customs Portal in Key Philippine Ports. ISSUES [Internet]. 2026 Apr. 16 [cited 2026 Apr. 17];6(1):1-21. Available from: https://journals.researchsynergypress.com/index.php/issues/article/view/3656