by Al-Tabbal J., Ammary Bashaar Y.
by O.M. Awad, S.A. El Fiki, R.A.I. Abou Shanab, N.M.A. Hassanin, Rahman R. Abd El
by Tsihrintzis Vassilios A., Baltas
by Malamataris Dimitrios, Malamataris
by Valaouris A., Poulos Serafim, Petrakis S., Alexandrakis G., Vassilakis E., Ghionis G.
by P. Pal, Khairnar Krishna, W. N. Paunikar
by Malato Sixto, Miralles-Cuevas S., Prieto-Rodríguez L., De Torres-Socías E., Polo-López M.I., Fernández-Ibañez P., Oller I.
by Karabelas A.J., Plakas K.V., Sarasidis V.C., Patsios S.I.
by A. ULLHYAN, U.K. GHOSH
by Zafirakou Antigoni, Palantzas, Karambas, Koutitas
by Demirci Y.
by Rizzo Luigi, Ferro, Manaia
by Marghany Maged,
by S.T. Ramesh, R. Gandhimathi, T.E. Elavarasi, R. Isai Thamizh, K. Sowmya, P.V. Nidheesh
by Llamas Bernardo, Mazadiego, Elío, Ortega, Grandia, Rincones