| البحث | تاريخ اخر تحديث |
| Shamah, K. and Helal, S.A. (1994): "Larger Foraminifera from the Eocene sediments of Shabrawet area, Cairo-Suez District, Egypt". Rev. Paleobiol., 14(1): 21-33. | 30/12/2012 |
| Ziko, A; Shamah, K. and Helal, S.A. (1994): "The Eocene Bryozoa from Gebel Shabrawet area, Suez-Canal Zone, Egypt".Egy. J. Geol., 37(2): 275-298. | 30/12/2012 |
| Shamah, K. and Helal, S.A. (1993): "Stratigraphy of the Eocene sediments at Shabrawet area, Suez-Canal Zone, Egypt". Egy. J. Geol., 37(2): 275-298. | 30/12/2012 |
| Shamah, K. and Helal, S.A. (1993): "Paleoecology and depositional environments of the Eocene sediments southwest Faid, West Suez canal, Egypt". Bull. Fac. Sci. Assiut Univ., 22 (2-F): 27-46. | 30/12/2012 |
| Shamah, K. and Helal, S.A. (1993): "Benthonic Foraminifera from Gabal El-Goza El-Hamra and its neighborhoods, Suez-Canal Zone, Egypt". Annals Geo. Surv. Egypt, XIX: 245-260. | 30/12/2012 |
| Shamah, K. and Helal, S.A. (1992): "Microfacies analysis of the Eocene sediments, Southeast of Faid, Suez-Canal Zone, Egypt". Delta J. Sci., 16(3): 177-206. | 30/12/2012 |
| Abu El Ghar, M.S; Helal, S.A and Hussein, A.W. (2005): "Stratigraphy, facies and depositional environments of the Lower and Middle Eocene rocks in the area between El Qussiya and Mallawi, West of the Nile Valley, Egypt".1st Inter. Conf. Geo-Resources in the Middle East and North Africa (GRMENA-1), pp.123-162 | 30/12/2012 |
| Khalifa, M.A; Abu El Ghar, M.S; Helal, S.A. and Hussein, A.W. (2004): "Depositional history of the Lower Eocene drowned carbonate platform (Drunka Formation), West of Assiut-Minia, Western Desert, Egypt". 7th Inter. Conf. Geo. Arab World, Cairo Univ. (GAW-7), Feb.2004, pp. 233- 254 | 30/12/2012 |
| Abdallah, A.M; Helal, S.A. and Abdel Aziz, S.M. (2002): "Paleoecologic study of the Middle Upper Eocene rocks in the East Fayoum Depression, Western Desert". J. Fac. Sci. Minoufiya Univ., XVII: 215-260. | 30/12/2012 |
| Helal, S.A. (1999): "Early Eocene Alveolinidae from the area between Beni Shoquier and Dairut, Nile Valley, Egypt".Egy. J. Geol., 43/2: 343-351. | 30/12/2012 |
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