| article html file updated | 11 February 2020 18:36 CET | Update | https://www.mdpi.com/2227-7102/9/1/46 |
| article html file updated | 15 October 2019 15:55 CEST | Update | - |
| article html file updated | 26 April 2019 11:15 CEST | Update | - |
| article html file updated | 12 April 2019 06:46 CEST | Update | - |
| article html file updated | 10 April 2019 21:23 CEST | Update | - |
| article html file updated | 4 April 2019 03:37 CEST | Update | - |
| article html file updated | 28 February 2019 04:30 CET | Update | - |
| article html file updated | 26 February 2019 10:31 CET | Original file | - |
| article pdf uploaded. | 26 February 2019 10:29 CET | Version of Record | https://www.mdpi.com/2227-7102/9/1/46/pdf |
| article xml uploaded. | 26 February 2019 10:29 CET | Update | https://www.mdpi.com/2227-7102/9/1/46/xml |
| article xml file uploaded | 26 February 2019 10:29 CET | Original file | - |
