1
by Helgason, Sigurdur
Published 2011
Springer New York

2
by Helgason, Sigurdur
Published 1999
Springer US

3
by Helgason, Sigurdur
Published 1980
Birkhäuser Boston

4
by Helgason, Sigurdur
Published 1984
Academic Press

5
by Helgason, Sigurður
Published 1972
Academic Press

6
by Helgason, Sigurdur
Published 1978
Academic Press

8
by Ferus, Dirk
Published 1985
Springer
Other Authors: '; ...Helgason, Sigurdur...

9
Published 1985
Springer Berlin Heidelberg
Other Authors: '; ...Helgason, Sigurdur...