| article html file updated | 13 February 2020 02:06 CET | Update | https://www.mdpi.com/1996-1073/12/14/2689 |
| article html file updated | 31 July 2019 08:16 CEST | Update | N/A |
| article html file updated | 16 July 2019 12:32 CEST | Original file | N/A |
| article pdf uploaded. | 16 July 2019 12:31 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/14/2689/pdf |
| article xml uploaded. | 16 July 2019 12:31 CEST | Update | https://www.mdpi.com/1996-1073/12/14/2689/xml |
| article xml file uploaded | 16 July 2019 12:31 CEST | Update | N/A |
| article pdf uploaded. | 12 July 2019 17:16 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/14/2689/pdf-vor |
| article xml file uploaded | 12 July 2019 17:16 CEST | Original file | N/A |
