| article html file updated | 21 August 2026 05:40 CEST | Update | https://www.mdpi.com/2218-1989/12/1/20 |
| article html file updated | 31 July 2022 00:44 CEST | Update | N/A |
| article html file updated | 27 December 2021 14:50 CET | Update | N/A |
| article pdf uploaded. | 27 December 2021 14:49 CET | Updated version of record | https://www.mdpi.com/2218-1989/12/1/20/pdf |
| article xml uploaded. | 27 December 2021 14:49 CET | Update | https://www.mdpi.com/2218-1989/12/1/20/xml |
| article xml file uploaded | 27 December 2021 14:49 CET | Update | N/A |
| article html file updated | 27 December 2021 14:35 CET | Update | N/A |
| article pdf uploaded. | 27 December 2021 14:34 CET | Updated version of record | N/A |
| article xml uploaded. | 27 December 2021 14:33 CET | Update | N/A |
| article xml file uploaded | 27 December 2021 14:33 CET | Update | N/A |
| article html file updated | 27 December 2021 14:33 CET | Original file | N/A |
| article pdf uploaded. | 27 December 2021 14:32 CET | Version of Record | N/A |
| article xml uploaded. | 27 December 2021 14:32 CET | Update | N/A |
| article xml file uploaded | 27 December 2021 14:32 CET | Original file | N/A |
