Sarah Tan Yen Ling, H. K. and Hoe, L. I. (1) “Externalities of business entities from plastic pollution at Perhentian island, Malaysia”, Opción, 36(91), pp. 1380-1404. Available at: https://produccioncientificaluz.org/index.php/opcion/article/view/32504 (Accessed: 5December2025).