| article html file updated | 9 February 2020 05:50 CET | Update | https://www.mdpi.com/1996-1073/11/2/385 |
| article html file updated | 30 September 2019 14:39 CEST | Update | - |
| article html file updated | 1 May 2019 20:15 CEST | Update | - |
| article html file updated | 17 April 2019 19:19 CEST | Update | - |
| article html file updated | 28 March 2019 21:37 CET | Update | - |
| article html file updated | 14 March 2018 16:08 CET | Update | - |
| article html file updated | 7 February 2018 12:28 CET | Original file | - |
| article xml uploaded. | 7 February 2018 12:27 CET | Update | https://www.mdpi.com/1996-1073/11/2/385/xml |
| article xml uploaded. | 7 February 2018 12:27 CET | Original file | - |
| article pdf uploaded. | 7 February 2018 12:27 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/385/pdf |
