Ellerman, A.D., and P.L. Joskow (2002) The New York Times, Op-Ed, May 1, 2002
Citation:
Ellerman, A.D., and P.L. Joskow(2002):Clearing the Polluted Sky.The New York Times, Op-Ed, May 1, 2002(http://globalchange.mit.edu.ezproxyberklee.flo.org/publication/13732)