Geogenic arsenic in groundwaters from Terai Alluvial Plain of Nepal P. Bhattacharya, N. Tandukar, A. Nekul, A.A. Valero, A.B. Mukherjee et G. Jacks J. Phys. IV France, 107 (2003) 173-176 DOI: 10.1051/jp4:20030270