| article html file updated | 12 February 2020 07:32 CET | Update | https://www.mdpi.com/1996-1073/12/8/1551 |
| article html file updated | 18 October 2019 22:35 CEST | Update | - |
| article html file updated | 9 May 2019 15:18 CEST | Update | - |
| article html file updated | 26 April 2019 06:35 CEST | Original file | - |
| article pdf uploaded. | 26 April 2019 06:33 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/8/1551/pdf |
| article xml uploaded. | 26 April 2019 06:33 CEST | Update | https://www.mdpi.com/1996-1073/12/8/1551/xml |
| article xml file uploaded | 26 April 2019 06:33 CEST | Update | - |
| article pdf uploaded. | 24 April 2019 15:19 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/8/1551/pdf-vor |
| article xml file uploaded | 24 April 2019 15:19 CEST | Original file | - |