| Views | |
| Road building and the environment. | 108 |
| November 2012 | December 2012 | January 2013 | March 2013 | April 2013 | May 2013 | |
| Road building and the environment. | 12 | 14 | 15 | 5 | 16 | 10 |
| Views | |
| No_39(1996)_Goetze_T.pdf | 102 |
| Views | |
| United States of America | 54 |
| China | 25 |
| Canada | 17 |
| South Africa | 5 |
| Russian Federation | 3 |
| Iran | 2 |
| Belgium | 1 |
| Germany | 1 |
| Views | |
| Redwood City | 19 |
| Toronto | 17 |
| Seattle | 12 |
| Beijing | 9 |
| Sayreville | 5 |
| Chengdu | 3 |
| Los Angeles | 3 |
| Houston | 2 |
| Johannesburg | 2 |
| Mountain View | 2 |