| article html file updated | 21 August 2026 07:27 CEST | Update | https://www.mdpi.com/1996-1073/15/2/412 |
| article html file updated | 31 July 2022 02:28 CEST | Update | N/A |
| article html file updated | 7 January 2022 04:41 CET | Original file | N/A |
| article pdf uploaded. | 7 January 2022 04:39 CET | Updated version of record | https://www.mdpi.com/1996-1073/15/2/412/pdf |
| article xml uploaded. | 7 January 2022 04:39 CET | Update | https://www.mdpi.com/1996-1073/15/2/412/xml |
| article xml file uploaded | 7 January 2022 04:39 CET | Original file | N/A |
| article pdf uploaded. | 6 January 2022 14:46 CET | Version of Record | https://www.mdpi.com/1996-1073/15/2/412/pdf-vor |
