| article html file updated | 11 February 2020 13:12 CET | Update | https://www.mdpi.com/2227-7390/7/2/138 |
| article html file updated | 14 October 2019 08:21 CEST | Update | - |
| article html file updated | 26 April 2019 22:13 CEST | Update | - |
| article html file updated | 12 April 2019 18:03 CEST | Update | - |
| article html file updated | 3 April 2019 13:50 CEST | Update | - |
| article html file updated | 4 March 2019 12:38 CET | Update | - |
| article html file updated | 28 February 2019 11:10 CET | Update | - |
| article html file updated | 19 February 2019 09:54 CET | Original file | - |
| article pdf uploaded. | 19 February 2019 09:53 CET | Updated version of record | https://www.mdpi.com/2227-7390/7/2/138/pdf |
| article xml uploaded. | 19 February 2019 09:53 CET | Update | https://www.mdpi.com/2227-7390/7/2/138/xml |
| article xml file uploaded | 19 February 2019 09:53 CET | Update | - |
| article pdf uploaded. | 1 February 2019 12:35 CET | Version of Record | https://www.mdpi.com/2227-7390/7/2/138/pdf-vor |
| article xml file uploaded | 1 February 2019 12:35 CET | Original file | - |
