| article html file updated | 11 February 2020 18:26 CET | Update | https://www.mdpi.com/2227-7390/7/2/212 |
| article html file updated | 15 October 2019 14:52 CEST | Update | - |
| article html file updated | 26 April 2019 11:37 CEST | Update | - |
| article html file updated | 12 April 2019 07:06 CEST | Update | - |
| article html file updated | 4 April 2019 03:10 CEST | Update | - |
| article html file updated | 4 March 2019 13:27 CET | Update | - |
| article html file updated | 1 March 2019 12:39 CET | Update | - |
| article html file updated | 25 February 2019 13:45 CET | Original file | - |
| article pdf uploaded. | 25 February 2019 13:42 CET | Version of Record | https://www.mdpi.com/2227-7390/7/2/212/pdf |
| article xml uploaded. | 25 February 2019 13:42 CET | Update | https://www.mdpi.com/2227-7390/7/2/212/xml |
| article xml file uploaded | 25 February 2019 13:42 CET | Original file | - |
