| article html file updated | 15 August 2026 20:50 CEST | Update | https://www.mdpi.com/2071-1050/11/7/1971 |
| article html file updated | 12 February 2020 02:38 CET | Update | N/A |
| article html file updated | 17 October 2019 16:06 CEST | Update | N/A |
| article html file updated | 25 April 2019 17:38 CEST | Update | N/A |
| article html file updated | 18 April 2019 17:54 CEST | Update | N/A |
| article html file updated | 11 April 2019 13:21 CEST | Update | N/A |
| article html file updated | 10 April 2019 08:02 CEST | Update | N/A |
| article html file updated | 3 April 2019 07:50 CEST | Original file | N/A |
| article pdf uploaded. | 3 April 2019 07:49 CEST | Version of Record | https://www.mdpi.com/2071-1050/11/7/1971/pdf |
| article xml uploaded. | 3 April 2019 07:49 CEST | Update | https://www.mdpi.com/2071-1050/11/7/1971/xml |
| article xml file uploaded | 3 April 2019 07:49 CEST | Original file | N/A |
