by Lasheen, T.A., El Hazek, M.N., Helal, A.S.
Published in Hydrometallurgy (01.09.2009)

by EL HAZEK, M. N, LASHEEN, T. A, HELAL, A. S
Published in Hydrometallurgy (01.11.2006)

by Ibrahim, M. E., Lasheen, T. A., Hassib, H. B., Helal, A. S.
Published in Journal of dispersion science and technology (03.04.2014)

by Helal, A. S., Mazario, E., Mayoral, A., Decorse, P., Losno, R., Lion, C., Ammar, S., Hémadi, M.
Published in Environmental science. Nano (2018)

by Lasheen, T. A., El-Ahmady, M. E., Hassib, H. B., Helal, A. S.
Published in Mineral processing and extractive metallurgy review (04.05.2015)

by El-Kahawy, R., El-Shafeiy, M., Helal, S. A., Aboul-Ela, N., El-Wahab, M. Abd
Published in Environmental monitoring and assessment (01.05.2018)

by Lasheen, T.A., El-Hazek, M.N., Helal, A.S., El-Nagar, W.
Published in International journal of mineral processing (01.08.2009)

by Lasheen, T. A., El-Ahmady, M. E., Hassib, H. B., Helal, A. S.
Published in Frontiers of chemical science and engineering (01.03.2013)

by AL-Helal, A.S., Armstrong, S.R., Xie, X.J., Wefel, J.S.
Published in Journal of dental research (01.02.2003)

by Khalifa, M.A., Abu El-Ghar, Mohamed S., Helal, S.A., Hussein, A.W.
Published in Journal of African earth sciences (1994) (01.01.2014)

by Zhang, J.A., Jones, S.F., Helal, A.S.
Published in International journal of computers & applications (2008)

by Kenawy, F F, Helal, S A, Moustafa, M M, Elnahas, N M, Elnabil, L M, Tork, M A
Published in QJM : An International Journal of Medicine (01.03.2020)

by Helal, S A M, Elboulkemy, M H, Abdelaziz, A A, Mohamed, A N, Elbassiouny, A A I, Helmy, E F O
Published in QJM : An International Journal of Medicine (01.03.2020)

by Lasheen, T.A., Ibrahim, M.E., Hassib, H.B., Helal, A.S.
Published in Hydrometallurgy (01.05.2014)

by MABROUK, G. M, HELAL, S. A. A, EL-LAMIE, K. I, KHALIFA, A
Published in Clinical chemistry (Baltimore, Md.) (01.06.1996)

by Helal, A. S, Mazario, E, Mayoral, A, Decorse, P, Losno, R, Lion, C, Ammar, S, Hémadi, M
Year of Publication 18.01.2018

by Ibrahim, M.E., Lasheen, T.A., Hassib, H.B., Helal, A.S.
Published in Journal of environmental chemical engineering (01.12.2013)

by Ghanem, Mohamad E., Bakre, Nagwa I., Emam, Mohamad A., Al Boghdady, Laila A., Helal, Adel S., Elmetwally, Abdel Gawad, Hassan, Mohamad, Albahlol, Ibrahim A., Elzayat, Mostafa M.
Published in Human reproduction (Oxford) (01.03.2011)

by Kassim, Samar K, El-Salahy, Eman M, Fayed, Salah T, Helal, Sahar A, Helal, Thanaa, Azzam, Ezz El-din, Khalifa, Ali
Published in Clinical biochemistry (01.05.2004)

by Helal, S. A., Najee, R. J., Hanna, M. O., Shaaban, M. F., Osman, A. H., Hassan, M. S.
Published in 2017 IEEE 30th Canadian Conference on Electrical and Computer Engineering (CCECE) (01.04.2017)