D.B. Porcella
Driscoll, Charles T., C.P. Cirmo, Timothy J. Fahey, V.L. Blette, P. A. Bukaveckas, D.A. Burns, C.P. Gubala, et al. 1996. “The Experimental Watershed Liming Study: Comparison of Lake and Watershed Neutralization Strategies”. Biogeochemistry 32: 143-74.