| article html file updated | 8 February 2020 20:14 CET | Update | https://www.mdpi.com/2504-477X/1/2/13 |
| article html file updated | 28 September 2019 05:03 CEST | Update | - |
| article html file updated | 2 May 2019 17:12 CEST | Update | - |
| article html file updated | 7 November 2017 08:38 CET | Update | - |
| article xml uploaded. | 7 November 2017 08:37 CET | Update | https://www.mdpi.com/2504-477X/1/2/13/xml |
| article xml uploaded. | 7 November 2017 08:37 CET | Update | - |
| article pdf uploaded. | 7 November 2017 08:37 CET | Updated version of record | https://www.mdpi.com/2504-477X/1/2/13/pdf |
| article html file updated | 4 November 2017 10:23 CET | Original file | - |
| article xml uploaded. | 4 November 2017 10:22 CET | Update | - |
| article xml uploaded. | 4 November 2017 10:22 CET | Update | - |
| article xml uploaded. | 4 November 2017 10:22 CET | Original file | - |
| article pdf uploaded. | 4 November 2017 10:22 CET | Updated version of record | https://www.mdpi.com/2504-477X/1/2/13/pdf-vor |
| article pdf uploaded. | 3 November 2017 12:25 CET | Version of Record | https://www.mdpi.com/2504-477X/1/2/13/pdf-vor |
