B. A., Carolin, 		Sumardani, N. L. G., AND 		Bidura, I G. N. G..
" The Effect of Katuk Leaf (Sauropus androgynous L. Merr) Water Extract Through Drinking Water on Protein, Fat, Cholesterol,  and Colour of Lohmann Brown Egg Yolks" <em>Jurnal Peternakan Tropika</em> [Online], Volume 6 Number 3 (26 October 2018)