| article html file updated | 1 September 2025 07:11 CEST | Update | https://www.mdpi.com/2223-7747/9/9/1131 |
| article html file updated | 22 July 2022 05:30 CEST | Update | N/A |
| article html file updated | 3 September 2020 12:45 CEST | Update | N/A |
| article xml uploaded. | 3 September 2020 12:44 CEST | Update | https://www.mdpi.com/2223-7747/9/9/1131/xml |
| article xml uploaded. | 3 September 2020 12:44 CEST | Update | N/A |
| article pdf uploaded. | 3 September 2020 12:44 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/9/1131/pdf |
| article html file updated | 3 September 2020 12:23 CEST | Update | N/A |
| article html file updated | 1 September 2020 16:02 CEST | Original file | N/A |
| article pdf uploaded. | 1 September 2020 16:01 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/9/1131/pdf-vor |
| article xml uploaded. | 1 September 2020 16:01 CEST | Update | N/A |
| article xml file uploaded | 1 September 2020 16:01 CEST | Original file | N/A |
| article supplementary file uploaded. | 31 August 2020 19:42 CEST | - | https://www.mdpi.com/2223-7747/9/9/1131#supplementary |
| article pdf uploaded. | 31 August 2020 19:42 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/9/1131/pdf-vor |
