| article html file updated | 23 February 2021 07:28 CET | Update | https://www.mdpi.com/2079-3200/5/2/11 |
| article html file updated | 8 February 2020 03:01 CET | Update | - |
| article html file updated | 24 September 2019 04:40 CEST | Update | - |
| article html file updated | 4 May 2019 03:19 CEST | Update | - |
| article html file updated | 6 April 2017 12:15 CEST | Original file | - |
| article xml uploaded. | 6 April 2017 12:13 CEST | Original file | https://www.mdpi.com/2079-3200/5/2/11/xml |
| article pdf uploaded. | 6 April 2017 12:13 CEST | Version of Record | https://www.mdpi.com/2079-3200/5/2/11/pdf |
