1. Fialka, J. J.States Want Higher Emissions Bar; California Takes Lead In Seeking EPA Waiver For Stricter Standards.Wall Street JournalApril 4, 2007, pA.6.
2. California Global Warming Solutions Act of 2006. Assembly Bill No. 32. CHAPTER 488. An act to add Division 25.5 (commencing with Section 38500) to the Health and Safety Code, relating to air pollution. Sponser: Nunez.http://www.leginfo.ca.gov/pub/05-06/bill/asm/ab_0001-0050/ab_32_bill_20060927_chaptered.pdf(accessed June 1, 2007).
3. Hitt, G.Changed Climate on Warming; Rep. Dingell, a Recent Convert, Begins Emissions-Bill HearingsWall Street JournalMarch 20, 2007, pA.6.