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A -S F Obada, and M Darwish, Journal of Optics B: Quantum and Semiclassical Optics. 5 (2003) 211., 2003

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M Darwish, Egyptian Journal of Solids. Vol. 26, No. 2, (2003) 185, 2003

M Darwish., Egyptian Journal of Solid. Vol. 25, No. 2, (2002) 203, 2002

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M Darwish F Salah, M Ismail and K Abdel Hady, Algerian Review of Nuclear Sciences. Vol. 2, No. 1 (1998) 17., 1998

M Darwish, F Salah, M Ismail and M Schreiber, Algerian Review of Nuclear Sciences. Vol. 1, No. 2 December (1997) 89., 1997

M Sebawe Abdalla, A-S F Obada and M Darwish, Optics Communications. 274 (2007) 372., 2007

M Sebawe Abdalla, A-S F Obada and M Darwish, Physica Scripta. 77 (2008) 055002, 2007

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M Darwish., The European Physical Journal D. 41, (2007) 547., 2007

H H Salah, M Darwish and A -S F Obada, International Journal of Theoretical Physics. Vol. 43, No. 3, (2003) 549., 2003

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The European physical journal, The European physical journal, 2008

Physica Scripta, Physica Scripta, 2008