Copyright (c) 1996-2015 by Power System Engineering Research Center (PSERC)

Primary developers:
- Ray Zimmerman
- Carlos Murillo-Sanchez

Other contributors:
- Shrirang Abhyankar
- Rui Bo
- Alberto Borghetti
- Alex Flueck
- Bengt Lüers
- Deqiang Gan
- Richard Lincoln
- Daniel Molzhan
- James Thorp
