PHOTODEGRADATION EFFECT ON OPTICAL PROPERTIES OF MANGOSTEEN PERICARP, BLACK GRAPE PEEL AND VIOLET BOUGAINVILLEA FLOWERS AS PHOTOSENSITIZER FOR SOLAR CELL APPLICATION . JT [Internet]. 2021 Aug. 15 [cited 2024 May 1];83(5):109-17. Available from: https://journals.utm.my/jurnalteknologi/article/view/16729