| article html file updated | 9 February 2020 12:46 CET | Update | https://www.mdpi.com/2071-1050/10/4/1099 |
| article html file updated | 1 May 2019 05:36 CEST | Update | - |
| article html file updated | 17 April 2019 05:45 CEST | Update | - |
| article html file updated | 29 March 2019 13:16 CET | Update | - |
| article html file updated | 2 May 2018 11:36 CEST | Update | - |
| article html file updated | 6 April 2018 08:50 CEST | Original file | - |
| article xml uploaded. | 6 April 2018 08:49 CEST | Update | https://www.mdpi.com/2071-1050/10/4/1099/xml |
| article pdf uploaded. | 6 April 2018 08:49 CEST | Version of Record | https://www.mdpi.com/2071-1050/10/4/1099/pdf |
