Main group 1

• Brower, Michael, Wind resource assessment: a practical guide to developing a wind project, Hoboken, N.J., Wiley, c2012
• Bollen, Math H. J., Integration of distributed generation in the power system, Hoboken, N.J., Wiley, c2011
• Ackermann, Thomas, Wind power in power systems, 2nd ed., Chichester, West Sussex, Wiley, 2012