Sutrisno, Yessy, 		Khoirunnisa, Siska, 		Agustien, Diani, 		Karyati, Eva, 		Fasya, Nabila, AND 		Wasito, Hendri.
" Qualitative Analysis of Test Strip for Sildenafil Citrate with Some Combinations Reagen in Cellulosa Paper Membran" <em>JURNAL ILMU KEFARMASIAN INDONESIA</em> [Online], Volume 15 Number 2 (30 September 2017)