Eshkourfu, R., Hribes, S., & Awitil, S. (2024). Determination of Para-Phenylenediamine (PPD) in Henna Samples Collected from Libyan Local Markets Using Spectrophotometric Method. مجلة جامعة الزيتونة , 50, 527-538. https://azzujournal.com/index.php/azujournal/article/view/281