| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Control of land use and groundwater quality in Colorado and Sweden | 978-91-787O-177-3 (91-787O-177-5) | 1987 |
Hannes Langrock · Hans L · Hans Langer · Hans Lengerer · Hans Linser · Heinz Langer · Heinz Lanker · Heinz Lenger · Heinz Lunzer