| article html file updated | 8 February 2020 22:53 CET | Update | https://www.mdpi.com/1996-1073/10/12/2023 |
| article html file updated | 28 September 2019 22:19 CEST | Update | N/A |
| article html file updated | 2 May 2019 11:11 CEST | Update | N/A |
| article html file updated | 18 April 2019 08:49 CEST | Update | N/A |
| article html file updated | 2 January 2018 19:24 CET | Update | N/A |
| article html file updated | 1 December 2017 17:00 CET | Original file | N/A |
| article xml uploaded. | 1 December 2017 16:58 CET | Update | https://www.mdpi.com/1996-1073/10/12/2023/xml |
| article xml uploaded. | 1 December 2017 16:58 CET | Original file | N/A |
| article pdf uploaded. | 1 December 2017 16:58 CET | Version of Record | https://www.mdpi.com/1996-1073/10/12/2023/pdf |
