| article html file updated | 2 September 2025 02:51 CEST | Update | https://www.mdpi.com/1999-4907/12/4/444 |
| article html file updated | 25 July 2022 10:57 CEST | Update | N/A |
| article html file updated | 4 August 2021 10:25 CEST | Update | N/A |
| article html file updated | 11 April 2021 09:46 CEST | Update | N/A |
| article html file updated | 7 April 2021 11:11 CEST | Original file | N/A |
| article pdf uploaded. | 7 April 2021 11:10 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/4/444/pdf |
| article xml uploaded. | 7 April 2021 11:10 CEST | Update | https://www.mdpi.com/1999-4907/12/4/444/xml |
| article xml file uploaded | 7 April 2021 11:10 CEST | Original file | N/A |
| article pdf uploaded. | 6 April 2021 13:40 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/4/444/pdf-vor |
