| article html file updated | 1 September 2025 07:06 CEST | Update | https://www.mdpi.com/2078-2489/11/9/421 |
| article html file updated | 22 July 2022 05:24 CEST | Update | N/A |
| article html file updated | 3 September 2020 06:55 CEST | Update | N/A |
| article pdf uploaded. | 3 September 2020 06:53 CEST | Updated version of record | https://www.mdpi.com/2078-2489/11/9/421/pdf |
| article xml uploaded. | 3 September 2020 06:53 CEST | Update | https://www.mdpi.com/2078-2489/11/9/421/xml |
| article xml file uploaded | 3 September 2020 06:53 CEST | Update | N/A |
| article html file updated | 31 August 2020 12:20 CEST | Original file | N/A |
| article pdf uploaded. | 31 August 2020 12:18 CEST | Version of Record | https://www.mdpi.com/2078-2489/11/9/421/pdf-vor |
| article xml uploaded. | 31 August 2020 12:18 CEST | Update | N/A |
| article xml file uploaded | 31 August 2020 12:18 CEST | Original file | N/A |
