by Mohammed, Reham, Nomir, Omima, Khalifa, Iraky
Published in International journal of advanced computer science & applications (01.01.2014)

by Khalifa, Iraky, Elsayed, Amal, Sayed, Gamal
Published in International journal of advanced computer science & applications (01.12.2013)

by Sakr, Ahmed F., Khalifa, Iraky
Published in Systems & control letters (01.02.1990)

by Narendra, K., Khalifa, I., Annaswamy, A.
Published in IEEE transactions on automatic control (01.04.1985)

by Narendra, Kumpati S., Khalifa, Iraky H., Annaswamy, Anuradha M.
Published in 1983 American Control Conference (01.06.1983)