by Raptis, L., Chatzilias, G., Manzalini, A., Cavazzoni, C., Ricucci, G., Lehr, G., Hartmer, U., Geerdsen, R., Jaeger, M., Gladisch, A., Colle, D., De Maesschalck, S., Lievens, I., Demeester, P., Piergiovanni, L.
Published in Proceedings 27th European Conference on Optical Communication (Cat. No.01TH8551) (2001)

by Karayannis, F., Serrat-Fernandez, J., Baliosian, J., Rubio-Loyola, J., Vaxevanakis, K.G., Pagomenos, G., Zahariadis, T.B.
Published in IEEE communications magazine (01.11.2005)