| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Australasian Caliciales | 978-91-554-1987-5 | 1987 | |
| Lichen Genus Chaenotheca in the Northern Hemisphere | 978-91-554-1063-6 | 1980 | |
| Polyblastia in Northern Europe & the Adjacent Arctic | 978-91-554-8235-0 | 2015 | Sanja Savic |
| The Caliciales of boreal North America: Taxonomy, ecological and distributional comparisons with Europe, and ultrastructural investigations in some species | 978-91-554-0270-9 | 1975 | |