Lim, P.E,, M.G. Tay, K.Y Mak and N. Mohamed, 2003. The effect of heavy metals on nitrogen and oxygen demand removal in constructed wetlands. Sci. Total Environ., 301: 13-21. CrossRef | NG, P.F., T.W. Sam, M.C. Feng, C.B. Yeoh and M.G. Tay, 2004. Synthesis and spectroscopic characterization of cholesteryl hydrogen phthalate and its derivatives. Indian J. Chem., Sec., 43: 1939-1943. Direct Link |
|