| article html file updated | 31 August 2025 09:24 CEST | Update | https://www.mdpi.com/2223-7747/9/1/127 |
| article html file updated | 20 July 2022 17:56 CEST | Update | - |
| article html file updated | 15 February 2020 04:20 CET | Update | - |
| article html file updated | 5 February 2020 13:30 CET | Update | - |
| article html file updated | 21 January 2020 05:28 CET | Update | - |
| article pdf uploaded. | 21 January 2020 05:26 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/1/127/pdf |
| article xml file uploaded | 21 January 2020 05:26 CET | Update | https://www.mdpi.com/2223-7747/9/1/127/xml |
| article html file updated | 21 January 2020 05:26 CET | Update | - |
| article pdf uploaded. | 21 January 2020 05:22 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/1/127/pdf-vor |
| article xml uploaded. | 21 January 2020 05:22 CET | Update | - |
| article xml file uploaded | 21 January 2020 05:22 CET | Update | - |
| article html file updated | 19 January 2020 10:08 CET | Original file | - |
| article pdf uploaded. | 19 January 2020 10:06 CET | Version of Record | https://www.mdpi.com/2223-7747/9/1/127/pdf-vor |
| article xml uploaded. | 19 January 2020 10:06 CET | Update | - |
| article xml file uploaded | 19 January 2020 10:06 CET | Original file | - |
