| article html file updated | 11 February 2020 16:24 CET | Update | https://www.mdpi.com/2071-1050/11/4/1021 |
| article html file updated | 15 October 2019 01:59 CEST | Update | - |
| article html file updated | 26 April 2019 16:03 CEST | Update | - |
| article html file updated | 12 April 2019 11:48 CEST | Update | - |
| article html file updated | 3 April 2019 21:25 CEST | Update | - |
| article html file updated | 1 March 2019 17:05 CET | Update | - |
| article html file updated | 1 March 2019 02:09 CET | Update | - |
| article html file updated | 21 February 2019 02:32 CET | Original file | - |
| article pdf uploaded. | 20 February 2019 07:44 CET | Updated version of record | https://www.mdpi.com/2071-1050/11/4/1021/pdf |
| article xml uploaded. | 20 February 2019 07:44 CET | Update | https://www.mdpi.com/2071-1050/11/4/1021/xml |
| article xml file uploaded | 20 February 2019 07:44 CET | Update | - |
| article pdf uploaded. | 15 February 2019 14:55 CET | Version of Record | https://www.mdpi.com/2071-1050/11/4/1021/pdf-vor |
| article xml file uploaded | 15 February 2019 14:55 CET | Original file | - |