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by K. P. Silveira, H. L. Ornaghi Jr, P. R. Wander, G. A. Carvalho, M. Giovanela, K. R. Reckzegiel, J. S. Crespo
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by Darivianakis N., Katsifarakis K.L., Vafeiadis M.
by Karavitis Christos A., Skondras N.
by Panagopoulos Andreas, Arampatzis Georgios, Kuhr Petra, Kunkel Ralph, Tziritis Evangelos, Wendland Frank
by Sabzghabaei G.R., Monavari S.M., Riazi B., Khorasani N., Karami M.
by Hazra Tumpa, Goel S., Maitra B.
by Chalvatzaki E., Lazaridis M.
by Mouratidis I., Dimopoulos G., Astaras T., Savvidis S.
by Kannan N., Veemaraj T.
by Kalavrouziotis I.K., Vissikirsky V.A., Stepashko V.S., Koukoulakis P.H.
by Hernández Juan Jose, Aranda G., San Miguel G., Bula A.
by Moussiopoulos N., Douros I., Tsegas G., Kleanthous S., Chourdakis E.
by Zabochnicka-Świątek M., Malińska K.
by Mavroulidou M., Figueiredo J.
by Chronopoulos K.I., Tsiros I.X., Alvertos N., Dimopoulos I.F.
by Varga Csilla, Miskolczi N., Bartha L., Palotás L.
by Spanoudaki K., Nanou-Giannarou A., Paschalinos Y., Memos C.D., Stamou A.I.
by Georgaka A., Spanos N.