| article html file updated | 23 February 2021 07:36 CET | Update | https://www.mdpi.com/2079-3200/6/2/26 |
| article html file updated | 9 February 2020 15:54 CET | Update | - |
| article html file updated | 30 April 2019 23:26 CEST | Update | - |
| article html file updated | 17 April 2019 00:02 CEST | Update | - |
| article html file updated | 29 March 2019 20:37 CET | Update | - |
| article html file updated | 1 May 2018 14:34 CEST | Original file | - |
| article pdf uploaded. | 1 May 2018 05:18 CEST | Version of Record | https://www.mdpi.com/2079-3200/6/2/26/pdf |
| article xml uploaded. | 1 May 2018 05:18 CEST | Update | https://www.mdpi.com/2079-3200/6/2/26/xml |
| article xml file uploaded | 1 May 2018 05:18 CEST | Original file | - |
