| article html file updated | 19 August 2026 04:23 CEST | Update | https://www.mdpi.com/2076-3271/9/1/19 |
| article html file updated | 2 September 2025 01:26 CEST | Update | N/A |
| article html file updated | 25 July 2022 08:50 CEST | Update | N/A |
| article html file updated | 23 March 2021 10:39 CET | Update | N/A |
| article html file updated | 23 March 2021 10:38 CET | Update | N/A |
| article html file updated | 23 March 2021 10:38 CET | Update | N/A |
| article html file updated | 23 March 2021 10:36 CET | Original file | N/A |
| article xml file uploaded | 23 March 2021 10:20 CET | Update | https://www.mdpi.com/2076-3271/9/1/19/xml |
| article pdf uploaded. | 23 March 2021 10:20 CET | Updated version of record | https://www.mdpi.com/2076-3271/9/1/19/pdf |
| article xml file uploaded | 23 March 2021 10:19 CET | Update | N/A |
| article xml file uploaded | 23 March 2021 10:15 CET | Original file | N/A |
