“PENENTUAN NILAI SPF (SUN PROTECTION FACTOR) KRIM EKSTRAK ETANOL BUNGA TELANG (CLITORIA TERNATEA) SECARA IN VITRO MENGGUNAKAN METODE SPEKTROFOTOMETRI”. Jurnal Insan Farmasi Indonesia, vol. 2, no. 1, May 2019, pp. 118-25, https://e-jurnal.stikes-isfi.ac.id/index.php/JIFI/article/view/304.