Tak, H. I., Ahmad, F., & Babalola, O. O. (2012). Phytoremediation of Watercress plant on affected areas.
Vasanthavigar, Murugesan., Krishnaraj, S., Vijayaragavan, K., & Vasudevan, S. (2010). Application of water quality index for groundwater quality assessment: Thirumanimuttar sub-basin, Tamilnadu, India. Environmental Monitoring and Assessment, 182(1-4), 119-129.
Vasanthavigar, M., Krishnaraj, S., Vijayaragavan, K., & Vasudevan, S. (2010). A pilot study of constructed wetlands using duckweed (Lemna gibba L.) for treatment. Environmental Monitoring and Assessment.
Provide the best in-text citation quotes using the information given above
(Tak, Ahmad, & Babalola, 2012)
(Vasanthavigar et al., 2010a)
(Vasanthavigar et al., 2010b)