| article html file updated | 9 February 2020 07:16 CET | Update | https://www.mdpi.com/2072-666X/9/2/89 |
| article html file updated | 30 September 2019 23:01 CEST | Update | N/A |
| article html file updated | 1 May 2019 17:05 CEST | Update | N/A |
| article html file updated | 17 April 2019 16:29 CEST | Update | N/A |
| article html file updated | 29 March 2019 00:40 CET | Update | N/A |
| article html file updated | 14 March 2018 09:41 CET | Update | N/A |
| article html file updated | 22 February 2018 13:57 CET | Original file | N/A |
| article xml uploaded. | 22 February 2018 13:56 CET | Original file | https://www.mdpi.com/2072-666X/9/2/89/xml |
| article pdf uploaded. | 22 February 2018 13:56 CET | Version of Record | https://www.mdpi.com/2072-666X/9/2/89/pdf |
