1. FERC: Landmark Orders – Order No. 888. http://www.ferc.gov/legal/maj-ord-reg/land-docs/order888.asp.
2. Probability density functions for power output of wind electric conversion systems;Mohanpurkar,2010
3. NERC, Essential reliability services task force measures frame-work report. http://www.nerc.com/comm/Other/essntlrlbltysrvcstskfrcDL/ERSTF%20Framework%20Report%20-%20Final.pdf.
4. Organization and Procedures Manual for NERC Standing Committees, Tech. rep. http://www.nerc.com/comm/OC/Operating%20Manual%20DL/opman_20140825.pdf.
5. Stochastic joint optimization of wind generation and pumped-storage units in an electricity market;Garcia-Gonzalez;IEEE Trans. Power Syst.,2008