Spatial and temporal variation in surface water chemistry of a tropical river, the river Bharathapuzha, India
Raj N & Azeez PA 
Spatial and temporal variation in surface water chemistry of a tropical river, the river Bharathapuzha, India - 25 January 2009 - 245
                        Spatial and temporal variation in surface water chemistry of a tropical river, the river Bharathapuzha, India - 25 January 2009 - 245
 
