| article html file updated | 6 September 2025 23:40 CEST | Update | https://www.mdpi.com/2304-8158/10/9/2004 |
| article html file updated | 28 July 2022 07:59 CEST | Update | - |
| article html file updated | 1 September 2021 12:31 CEST | Update | - |
| article pdf uploaded. | 1 September 2021 12:30 CEST | Updated version of record | https://www.mdpi.com/2304-8158/10/9/2004/pdf |
| article xml uploaded. | 1 September 2021 12:30 CEST | Update | https://www.mdpi.com/2304-8158/10/9/2004/xml |
| article xml file uploaded | 1 September 2021 12:30 CEST | Update | - |
| article html file updated | 27 August 2021 11:34 CEST | Update | - |
| article pdf uploaded. | 27 August 2021 11:33 CEST | Updated version of record | https://www.mdpi.com/2304-8158/10/9/2004/pdf-vor |
| article xml uploaded. | 27 August 2021 11:33 CEST | Update | - |
| article xml file uploaded | 27 August 2021 11:33 CEST | Update | - |
| article html file updated | 26 August 2021 12:29 CEST | Original file | - |
| article supplementary file uploaded. | 26 August 2021 12:28 CEST | - | https://www.mdpi.com/2304-8158/10/9/2004#supplementary |
| article pdf uploaded. | 26 August 2021 12:28 CEST | Version of Record | https://www.mdpi.com/2304-8158/10/9/2004/pdf-vor |
| article xml uploaded. | 26 August 2021 12:27 CEST | Update | - |
| article xml file uploaded | 26 August 2021 12:27 CEST | Original file | - |
