| article html file updated | 8 February 2020 11:02 CET | Update | https://www.mdpi.com/2072-6651/9/7/222 |
| article html file updated | 25 September 2019 22:56 CEST | Update | - |
| article html file updated | 3 May 2019 12:19 CEST | Update | - |
| article html file updated | 31 July 2017 10:04 CEST | Update | - |
| article html file updated | 18 July 2017 10:20 CEST | Update | - |
| article html file updated | 18 July 2017 10:19 CEST | Update | - |
| article html file updated | 18 July 2017 10:19 CEST | Original file | - |
| article xml uploaded. | 18 July 2017 10:18 CEST | Original file | https://www.mdpi.com/2072-6651/9/7/222/xml |
| article pdf uploaded. | 18 July 2017 10:18 CEST | Updated version of record | https://www.mdpi.com/2072-6651/9/7/222/pdf |
| article pdf uploaded. | 14 July 2017 14:01 CEST | Version of Record | https://www.mdpi.com/2072-6651/9/7/222/pdf-vor |
