by Zhong-Yuan Chang, Macq, D., Haspeslagh, D., Spruyt, P.M.P., Goffart, L.A.G.
Published in IEEE journal of solid-state circuits (01.12.1995)

by Degrauwe, M.G.R., Nys, O., Dijkstra, E., Rijmenants, J., Bitz, S., Goffart, B.L.A.G., Vittoz, E.A., Cserveny, S., Meixenberger, C., van der Stappen, G., Oguey, H.J.
Published in IEEE journal of solid-state circuits (01.12.1987)

by Degrauwe, M.G.R., Goffart, B.L.A.G., Meixenberger, C., Pierre, M.L.A., Litsios, J.B., Rijmenants, J., Nys, O.J.A.P., Dijkstra, E., Joss, B., Meyvaert, M.K.C.M., Schwarz, T.R., Pardoen, M.D.
Published in IEEE journal of solid-state circuits (01.06.1989)