Oktarianti, R., 		Putra, I., 		Arofa, R., & 		Lelono, A.
2021 Dec  6.  Prevalence of Phenylthiocarbamide (PTC) Taste Sensitivity and Colour Blindness in Tengger Tribe Population, Ranupani Village, Senduro, Lumajang. BERKALA SAINSTEK. [Online] 9:4