| article html file updated | 9 February 2020 10:45 CET | Update | https://www.mdpi.com/2310-2861/4/2/26 |
| article html file updated | 1 October 2019 20:37 CEST | Update | - |
| article html file updated | 1 May 2019 09:47 CEST | Update | - |
| article html file updated | 17 April 2019 09:40 CEST | Update | - |
| article html file updated | 29 March 2019 08:38 CET | Update | - |
| article html file updated | 3 May 2018 13:15 CEST | Update | - |
| article xml uploaded. | 3 May 2018 13:14 CEST | Update | https://www.mdpi.com/2310-2861/4/2/26/xml |
| article pdf uploaded. | 3 May 2018 13:14 CEST | Updated version of record | https://www.mdpi.com/2310-2861/4/2/26/pdf |
| article html file updated | 22 March 2018 07:43 CET | Original file | - |
| article pdf uploaded. | 22 March 2018 07:42 CET | Version of Record | https://www.mdpi.com/2310-2861/4/2/26/pdf-vor |
