oktania_cahya, Dwi Fitri Yani, Muhammad Rayhan, Ayu Wandira, Desi Yana Sari, Rini Handayani, dan Mega Retha Sefriany. “Phytochemical Test and Sunscreen Activities Ethanol Extract of Guava Tangkalak Leaves (Belluciapentamera) ”. Al-Kimia, Vol. 12, no. 2, Desember 2024, doi:10.24252/al-kimia.v12i2.50399.