| article html file updated | 8 February 2020 10:04 CET | Update | https://www.mdpi.com/2410-3896/2/3/23 |
| article html file updated | 25 September 2019 18:02 CEST | Update | - |
| article html file updated | 3 May 2019 14:06 CEST | Update | - |
| article html file updated | 27 October 2017 09:01 CEST | Update | - |
| article html file updated | 5 July 2017 10:38 CEST | Original file | - |
| article xml uploaded. | 5 July 2017 10:36 CEST | Original file | https://www.mdpi.com/2410-3896/2/3/23/xml |
| article pdf uploaded. | 5 July 2017 10:36 CEST | Updated version of record | https://www.mdpi.com/2410-3896/2/3/23/pdf |
| article pdf uploaded. | 4 July 2017 12:54 CEST | Version of Record | https://www.mdpi.com/2410-3896/2/3/23/pdf-vor |
