| article html file updated | 2 September 2025 01:59 CEST | Update | https://www.mdpi.com/1999-4907/12/4/399 |
| article html file updated | 25 July 2022 09:38 CEST | Update | - |
| article html file updated | 3 August 2021 11:11 CEST | Update | - |
| article html file updated | 10 April 2021 06:05 CEST | Update | - |
| article html file updated | 6 April 2021 04:27 CEST | Update | - |
| article pdf uploaded. | 6 April 2021 04:25 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/4/399/pdf |
| article xml uploaded. | 6 April 2021 04:25 CEST | Update | https://www.mdpi.com/1999-4907/12/4/399/xml |
| article xml file uploaded | 6 April 2021 04:25 CEST | Update | - |
| article html file updated | 1 April 2021 08:51 CEST | Original file | - |
| article pdf uploaded. | 1 April 2021 08:49 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/4/399/pdf-vor |
| article xml file uploaded | 1 April 2021 08:49 CEST | Original file | - |
| article pdf uploaded. | 28 March 2021 12:57 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/4/399/pdf-vor |
