R.Nithya, A.Thirunavukkarasu, and C.Sivasankari. 2015. “REMOVAL OF HEAVY METAL CU (II) FROM AQUEOUS WASTE USING PARTHENIUM HYSTEROPHORUS (WHITE TOP WEED) - A LOW COST ADSORBENT”. International Journal of Advance Research in Engineering, Science & Technology 2 (9):34-37. https://ijarest.org/index.php/ijarest/article/view/293.