| article html file updated | 10 February 2020 22:54 CET | Update | https://www.mdpi.com/2079-6439/6/4/89 |
| article html file updated | 10 October 2019 21:11 CEST | Update | N/A |
| article html file updated | 28 April 2019 04:29 CEST | Update | N/A |
| article html file updated | 14 April 2019 00:37 CEST | Update | N/A |
| article html file updated | 2 April 2019 01:15 CEST | Update | N/A |
| article html file updated | 26 December 2018 09:37 CET | Update | N/A |
| article html file updated | 22 November 2018 18:41 CET | Original file | N/A |
| article xml uploaded. | 22 November 2018 18:40 CET | Update | https://www.mdpi.com/2079-6439/6/4/89/xml |
| article xml uploaded. | 22 November 2018 18:40 CET | Update | N/A |
| article xml uploaded. | 22 November 2018 18:40 CET | Original file | N/A |
| article pdf uploaded. | 22 November 2018 18:40 CET | Version of Record | https://www.mdpi.com/2079-6439/6/4/89/pdf |