@conference {22312,
	title = {Some Recent Advances in Modeling Electric Power Systems‎},
	booktitle = {Middle East Power Systems Conference (MEPCON)},
	year = {1989},
	month = {9-13 January},
	address = {Cairo and Assuit, Egypt},
	author = {Magdy Aboelela and G.C. Vansteenkiste‎}
}
