by M. Umar, Waseem Amir, A.M. Kassi, M. Farooq, M.A. Sabir, Faridullah

by Tsihrintzis Vassilios A., Baltas

by P. Pal, Khairnar Krishna, W. N. Paunikar

by Charisiou N.D., Goula M.A.

by Samara T., Tsitsoni T.

by Latinopoulos Dionysis, Mylopoulos N., Fafoutis C.

by Alves Célia, Duarte, Nunes, Moreira, Rocha

by C. Couto, I. Pinto, T. Madureira, M.J. Rocha, M.E. Tiritan, J.A. Lopes, Almeida Agostinho A.

by H. Hurdowar-Castro, Tsanis I.K.

by Papadavid G., Kountios G., Michailidis A.

by E.S. Dashan, Apaydin O.

by Dokmeci A.H., Sezer K., Dokmeci I., Ibar H.

by Shraim A.M., Alsuhaimi A.O., Al-Muzaini K.O., Kurdi K., Al-Ameen H.

by Kalabokas P.D.

by Kostopoulou M., Guida M., Nikolaou A., Oral R., Trifuoggi M., Borriello I., Vagi M., D'ambra A., Meric S., Pagano G.

by Mojiri A., Abdul Aziz H., Qarani Aziz S., Selamat M.R.B., Gholami A., Aboutorab M.