| article html file updated | 6 February 2020 22:07 CET | Update | https://www.mdpi.com/2072-6651/7/9/3424 |
| article html file updated | 6 May 2019 12:46 CEST | Update | - |
| article html file updated | 26 March 2019 09:25 CET | Update | - |
| article html file updated | 28 September 2015 11:54 CEST | Update | - |
| article xml file uploaded | 28 September 2015 11:54 CEST | Update | https://www.mdpi.com/2072-6651/7/9/3424/xml |
| article html file updated | 16 September 2015 08:20 CEST | Original file | - |
| article xml file uploaded | 16 September 2015 08:20 CEST | Original file | - |
| article pdf uploaded. | 28 August 2015 15:56 CEST | Updated version of record | https://www.mdpi.com/2072-6651/7/9/3424/pdf |
| article pdf uploaded. | 26 August 2015 09:21 CEST | Version of Record | https://www.mdpi.com/2072-6651/7/9/3424/pdf-vor |
