TY - CHAP A1 - Schoenheinz, Dagmar A1 - Sandhu, C. A1 - Thakur, A. K. T1 - Use of river bank filtration for sustainable drinking water supply in Haridwar, India Y1 - 2008 ER - TY - CHAP A1 - Schoenheinz, Dagmar A1 - Grischek, Thomas A1 - Sandhu, C. A1 - Eckert, P. T1 - Sustainability of river bank filtration in Y1 - 2009 ER -