| article html file updated | 1 September 2025 16:54 CEST | Update | https://www.mdpi.com/1996-1073/14/1/52 |
| article html file updated | 23 July 2022 07:03 CEST | Update | N/A |
| article html file updated | 25 December 2020 19:14 CET | Original file | N/A |
| article pdf uploaded. | 25 December 2020 19:13 CET | Updated version of record | https://www.mdpi.com/1996-1073/14/1/52/pdf |
| article xml uploaded. | 25 December 2020 19:13 CET | Update | https://www.mdpi.com/1996-1073/14/1/52/xml |
| article xml file uploaded | 25 December 2020 19:13 CET | Original file | N/A |
| article pdf uploaded. | 24 December 2020 11:57 CET | Version of Record | https://www.mdpi.com/1996-1073/14/1/52/pdf-vor |
