| article html file updated | 10 February 2020 17:33 CET | Update | https://www.mdpi.com/2305-7084/2/4/51 |
| article html file updated | 9 October 2019 11:51 CEST | Update | - |
| article html file updated | 28 April 2019 16:40 CEST | Update | - |
| article html file updated | 14 April 2019 11:49 CEST | Update | - |
| article html file updated | 1 April 2019 10:48 CEST | Update | - |
| article pdf uploaded. | 24 October 2018 12:20 CEST | Updated version of record | https://www.mdpi.com/2305-7084/2/4/51/pdf |
| article xml uploaded. | 24 October 2018 12:20 CEST | Update | https://www.mdpi.com/2305-7084/2/4/51/xml |
| article xml file uploaded | 24 October 2018 12:20 CEST | Update | - |
| article html file updated | 24 October 2018 12:20 CEST | Original file | - |
| article pdf uploaded. | 23 October 2018 15:45 CEST | Updated version of record | https://www.mdpi.com/2305-7084/2/4/51/pdf-vor |
| article pdf uploaded. | 23 October 2018 15:34 CEST | Version of Record | https://www.mdpi.com/2305-7084/2/4/51/pdf-vor |
| article xml file uploaded | 23 October 2018 15:34 CEST | Original file | - |