| article html file updated | 6 February 2020 15:41 CET | Update | https://www.mdpi.com/2072-6651/7/2/407 |
| article html file updated | 7 May 2019 01:30 CEST | Update | - |
| article html file updated | 25 March 2019 21:19 CET | Update | - |
| article html file updated | 21 August 2015 07:00 CEST | Update | - |
| article html file updated | 28 February 2015 03:12 CET | Update | - |
| article xml file uploaded | 28 February 2015 03:12 CET | Update | https://www.mdpi.com/2072-6651/7/2/407/xml |
| article html file updated | 6 February 2015 02:26 CET | Original file | - |
| article xml file uploaded | 6 February 2015 02:26 CET | Original file | - |
| article pdf uploaded. | 4 February 2015 09:32 CET | Updated version of record | https://www.mdpi.com/2072-6651/7/2/407/pdf |
| article supplementary file uploaded. | 3 February 2015 14:02 CET | - | https://www.mdpi.com/2072-6651/7/2/407#supplementary |
| article pdf uploaded. | 3 February 2015 14:02 CET | Version of Record | https://www.mdpi.com/2072-6651/7/2/407/pdf-vor |