| article html file updated | 14 February 2020 11:53 CET | Update | https://www.mdpi.com/2075-163X/9/12/721 |
| article html file updated | 1 January 2020 04:44 CET | Update | - |
| article html file updated | 14 December 2019 10:34 CET | Original file | - |
| article pdf uploaded. | 14 December 2019 10:33 CET | Updated version of record | https://www.mdpi.com/2075-163X/9/12/721/pdf |
| article xml uploaded. | 14 December 2019 10:33 CET | Update | https://www.mdpi.com/2075-163X/9/12/721/xml |
| article xml file uploaded | 14 December 2019 10:33 CET | Update | - |
| article pdf uploaded. | 21 November 2019 15:08 CET | Version of Record | https://www.mdpi.com/2075-163X/9/12/721/pdf-vor |
| article xml file uploaded | 21 November 2019 15:08 CET | Original file | - |
