| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Norges Hymenomyceter | 978-1-144-38737-0 (1-144-38737-X) | 2010 | Emil Rostrup |
| The Probable Cause of the Displacement of Beach-Lines: An Attempt to Compute Geological Epochs | 978-1-146-94389-5 (1-146-94389-X) | 2010 | |
| The Probable Cause of the Displacement of Beach-Lines: An Attempt to Compute Geological Epochs | 978-1-141-24568-0 (1-141-24568-X) | 2009 | |