Preliminary studies on trace element contamination in dumping sites of municipal wastes in India and Vietnam T. Agusa, T. Kunito, E. Nakashima, T.B. Minh, S. Tanabe, A. Subramanian et P.H. Viet J. Phys. IV France, 107 (2003) 21-24 DOI: 10.1051/jp4:20030233