| article html file updated | 7 February 2020 22:06 CET | Update | https://www.mdpi.com/2072-6651/9/2/43 |
| article html file updated | 23 September 2019 00:54 CEST | Update | N/A |
| article html file updated | 4 May 2019 13:49 CEST | Update | N/A |
| article html file updated | 1 March 2017 03:39 CET | Update | N/A |
| article html file updated | 24 January 2017 08:58 CET | Original file | N/A |
| article xml uploaded. | 24 January 2017 08:56 CET | Original file | https://www.mdpi.com/2072-6651/9/2/43/xml |
| article pdf uploaded. | 24 January 2017 08:56 CET | Version of Record | https://www.mdpi.com/2072-6651/9/2/43/pdf |
