2005
Fraser, E.C., Landhäusser, S.M., Lieffers, V.J.
EFM Research Note 01/2005
2006
Landhäusser, S.M., Silins, U., Lieffers, V.J.
EFM Research Note 02/2006
2004
Landhäusser, S.M., Lieffers, V.J., Man, R.
EFM Research Note 05/2004
2002
Rudnicki, M., Silins, U., Lieffers, V.J.
EFM Research Note 03/2002