| article html file updated | 31 August 2025 01:26 CEST | Update | https://www.mdpi.com/1648-9144/55/9/591 |
| article html file updated | 21 August 2025 22:30 CEST | Update | - |
| article html file updated | 20 July 2022 03:25 CEST | Update | - |
| article html file updated | 18 March 2021 09:00 CET | Update | - |
| article html file updated | 13 February 2020 17:33 CET | Update | - |
| article html file updated | 26 September 2019 08:02 CEST | Update | - |
| article html file updated | 20 September 2019 08:09 CEST | Update | - |
| article html file updated | 20 September 2019 08:07 CEST | Update | - |
| article html file updated | 20 September 2019 08:04 CEST | Original file | - |
| article pdf uploaded. | 20 September 2019 08:02 CEST | Updated version of record | https://www.mdpi.com/1648-9144/55/9/591/pdf |
| article xml uploaded. | 20 September 2019 08:02 CEST | Update | https://www.mdpi.com/1648-9144/55/9/591/xml |
| article xml file uploaded | 20 September 2019 08:02 CEST | Update | - |
| article pdf uploaded. | 13 September 2019 17:25 CEST | Version of Record | https://www.mdpi.com/1648-9144/55/9/591/pdf-vor |
| article xml file uploaded | 13 September 2019 17:25 CEST | Original file | - |
