The number of undergraduate students, 2014-15 school year.
These two texts are recommended but not required.
A. J. Wood and B. F. Wollenberg, Power generation, Operation and Control, 2nd ed., New York: John Wiley and Sons, 1996.
A. Monticelli, State Estimation in Electric Power Systems: A Gene-ralized Approach, Boston: Kluwer Academic Publishers, 1999.