R.L. Hale, J.H. Hoover, W.M. Wollheim, and C.J. Vörösmarty. History of Nutrient Inputs to the Northeastern United States, 1930-2000. Global Biogeochemical Cycles, 2013, 27, 2, 578-591.
R.L. Hale, J.H. Hoover, W.M. Wollheim, and C.J. Vörösmarty. History of Nutrient Inputs to the Northeastern United States, 1930-2000. Global Biogeochemical Cycles, 2013, 27, 2, 578-591.