by M.T. Silva Adrián, Pastrana-Martínez L.M., Gomes H.T., Dražić G., Faria J.L.
by M. T. Amin, S. Hamid, A. A. Alazba, M. N. Amin, M. Islam, U. Manzoor
by G.D. Gikas, Tsihrintzis Vassilios
by Verma V.K., Tripathi I.N.
by Rizzo Luigi, Ferro, Manaia
by Carotenuto M., Lofrano G., Siciliano A., Aliberti F., Guida M.
by I. Carra, J. L. García Sánchez, S. Malato, Sánchez Pérez José Antonio
by Korakaki M., Georgakellos Dimitrios
by Jhajharia Deepak, Dabral P.P., Mishra P., Hangshing L., Doley B.J.
by Ortega M.F., Rincones M., Elío J., Gutiérrez del Olmo J., Nisi B., Mazadiego L.F., Iglesias L., Vaselli O., Grandia F., García R., De La Vega R., Llamas B.
by C. Couto, I. Pinto, T. Madureira, M.J. Rocha, M.E. Tiritan, J.A. Lopes, Almeida Agostinho A.
by H. Mehrsorosh, Gavanji Shahin, Larki B., Mohammadi M.D., Karbasiun A., Bakhtari A., Hashemzadeh F., Mojiri A.
by Servadio P., Bergonzoli Simone, Toderi M.
by Arampatzis George, Hatzigiannakis, Evangelides, Panagopoulos
by Kaffas Konstantinos, Hrissanthou
by Paparizos Spyridon, Maris, Matzarakis
by H. Hurdowar-Castro, Tsanis I.K.
by O.N. Omaka, F.I. Nwabue, E.J. Itumoh, E.C. Oroke, D.O. Igwe
by Rincón Sonia, Arzola N., Gómez A.
by Petrakis Spyridon, Alexandrakis George, Poulos Stavros
by D.B. Moalafhi, B.P. Parida, Kenabatho Piet
by Marghany Maged,
by Seeboonruang Uma, Seeboonruang
by S.T. Ramesh, R. Gandhimathi, T.E. Elavarasi, R. Isai Thamizh, K. Sowmya, P.V. Nidheesh
by T.O. Olarewaju, A.M. Shittu, O.O. Olubanjo, A.O. Dipeolu, C.I. Sodiya