Suraida, S., 		Syefrinando, B., 		Alfian, A., & 		Fistoni, F.
2021 Dec 21.  Analysis of Lead (Pb) and Cadmium (Cd) in water spinach (Ipomoea aquatica Forks.)  in a swamp with domestic wastewater. Jurnal Biologi Udayana. [Online] 25:2