| article html file updated | 12 February 2020 04:00 CET | Update | https://www.mdpi.com/2199-8531/5/2/22 |
| article html file updated | 25 April 2019 14:53 CEST | Update | - |
| article html file updated | 11 April 2019 11:13 CEST | Update | - |
| article html file updated | 10 April 2019 05:49 CEST | Update | - |
| article html file updated | 9 April 2019 13:26 CEST | Update | - |
| article pdf uploaded. | 9 April 2019 13:24 CEST | Updated version of record | https://www.mdpi.com/2199-8531/5/2/22/pdf |
| article xml uploaded. | 9 April 2019 13:24 CEST | Update | https://www.mdpi.com/2199-8531/5/2/22/xml |
| article xml file uploaded | 9 April 2019 13:24 CEST | Update | - |
| article html file updated | 9 April 2019 13:22 CEST | Original file | - |
| article xml file uploaded | 9 April 2019 13:21 CEST | Original file | - |
