| article html file updated | 14 February 2020 06:45 CET | Update | https://www.mdpi.com/1996-1073/12/21/4210 |
| article html file updated | 15 November 2019 09:36 CET | Update | N/A |
| article html file updated | 6 November 2019 07:38 CET | Original file | N/A |
| article pdf uploaded. | 6 November 2019 07:35 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4210/pdf |
| article xml uploaded. | 6 November 2019 07:35 CET | Update | https://www.mdpi.com/1996-1073/12/21/4210/xml |
| article xml file uploaded | 6 November 2019 07:35 CET | Update | N/A |
| article pdf uploaded. | 4 November 2019 16:16 CET | Version of Record | https://www.mdpi.com/1996-1073/12/21/4210/pdf-vor |
| article xml file uploaded | 4 November 2019 16:16 CET | Original file | N/A |
