| article html file updated | 14 February 2020 04:10 CET | Update | https://www.mdpi.com/1996-1073/12/21/4087 |
| article html file updated | 15 November 2019 07:48 CET | Update | N/A |
| article html file updated | 2 November 2019 10:40 CET | Update | N/A |
| article pdf uploaded. | 2 November 2019 10:38 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4087/pdf |
| article xml uploaded. | 2 November 2019 10:38 CET | Update | https://www.mdpi.com/1996-1073/12/21/4087/xml |
| article xml file uploaded | 2 November 2019 10:38 CET | Update | N/A |
| article html file updated | 2 November 2019 10:27 CET | Original file | N/A |
| article pdf uploaded. | 2 November 2019 10:26 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4087/pdf-vor |
| article xml uploaded. | 2 November 2019 10:26 CET | Update | N/A |
| article xml file uploaded | 2 November 2019 10:26 CET | Update | N/A |
| article pdf uploaded. | 26 October 2019 04:25 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/21/4087/pdf-vor |
| article xml file uploaded | 26 October 2019 04:24 CEST | Original file | N/A |