| article html file updated | 11 February 2020 14:51 CET | Update | https://www.mdpi.com/2414-4088/3/1/8 |
| article html file updated | 14 October 2019 17:47 CEST | Update | - |
| article html file updated | 26 April 2019 19:00 CEST | Update | - |
| article html file updated | 12 April 2019 14:58 CEST | Update | - |
| article html file updated | 3 April 2019 17:45 CEST | Update | - |
| article html file updated | 28 February 2019 19:10 CET | Update | - |
| article html file updated | 28 February 2019 06:24 CET | Original file | - |
| article pdf uploaded. | 28 February 2019 06:22 CET | Updated version of record | https://www.mdpi.com/2414-4088/3/1/8/pdf |
| article xml uploaded. | 28 February 2019 06:22 CET | Update | https://www.mdpi.com/2414-4088/3/1/8/xml |
| article xml file uploaded | 28 February 2019 06:22 CET | Update | - |
| article pdf uploaded. | 10 February 2019 10:14 CET | Version of Record | https://www.mdpi.com/2414-4088/3/1/8/pdf-vor |
| article xml file uploaded | 10 February 2019 10:14 CET | Original file | - |
