| article html file updated | 23 February 2021 07:30 CET | Update | https://www.mdpi.com/2079-3200/5/2/22 |
| article html file updated | 8 February 2020 06:09 CET | Update | N/A |
| article html file updated | 24 September 2019 21:27 CEST | Update | N/A |
| article html file updated | 3 May 2019 21:29 CEST | Update | N/A |
| article html file updated | 22 May 2017 04:37 CEST | Update | N/A |
| article html file updated | 19 May 2017 11:39 CEST | Update | N/A |
| article xml uploaded. | 19 May 2017 11:38 CEST | Update | https://www.mdpi.com/2079-3200/5/2/22/xml |
| article pdf uploaded. | 19 May 2017 11:38 CEST | Updated version of record | https://www.mdpi.com/2079-3200/5/2/22/pdf |
| article html file updated | 18 May 2017 11:38 CEST | Original file | N/A |
| article pdf uploaded. | 18 May 2017 11:37 CEST | Version of Record | https://www.mdpi.com/2079-3200/5/2/22/pdf-vor |
