by Kareem S.O., Omeike S.O., Balogun S.A., Adewuyi S.
by Manariotis I.D., Yannopoulos P.C.
by Voudrias E.A.
by Karapanagioti H.K., Atalay As.
by Rouse J., Hirata Osamu, Furukawa Kenji
by Hadjibiros K.
by Kanellopoulou Helen
by Tshiamala Mbuyi M.-H.
by Papadopoulos A.M.
by Komnitsas K., Paspaliaris I., Zilberchmidt M., Groudev S.
by Jure Margeta, Baric Ante
by Karavitis C.A., Bosdogianni A., Vlachos E.C.
by Latinopoulos P., Theodossiou N.
by Pavlidou Aleka, Georgopoulos D.
by Kagalou If., Tsimarakis G., Paschos I.
by Tshiamala Mbuyi M.-H.
by Androutsopoulos G.P., Hatzilyberis K.S.
by Dimogiannis D.G., Valmis S., Vyrlas P.
by Molchanov P.A., Denzanov G.A., Podobna Y.Y., Korniychuk T.K.
by K. Koumenides, Sakkas N., Lekkas D.F., Xylourgidis N.
by E. Manoli, G. Arampatzis, Ev. Pissias, D. Xenos, D. Assimacopoulos
by Zake M., Barmina I., Turlajs D.
by Kurdova R.I., Vutchev D.I., Petrov P.P.
by T. Tezgel, Babuna Fatos Germirli, G. Iskender
by Psarropoulou E.T., Karatzas George P.