| article html file updated | 19 August 2026 07:06 CEST | Update | https://www.mdpi.com/1999-4907/12/4/454 |
| article html file updated | 2 September 2025 03:16 CEST | Update | N/A |
| article html file updated | 25 July 2022 11:29 CEST | Update | N/A |
| article html file updated | 4 August 2021 20:20 CEST | Update | N/A |
| article html file updated | 22 April 2021 05:52 CEST | Update | N/A |
| article pdf uploaded. | 22 April 2021 05:51 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/4/454/pdf |
| article xml uploaded. | 22 April 2021 05:51 CEST | Update | https://www.mdpi.com/1999-4907/12/4/454/xml |
| article xml file uploaded | 22 April 2021 05:51 CEST | Update | N/A |
| article html file updated | 9 April 2021 13:38 CEST | Original file | N/A |
| article supplementary file uploaded. | 9 April 2021 13:37 CEST | - | https://www.mdpi.com/1999-4907/12/4/454#supplementary |
| article pdf uploaded. | 9 April 2021 13:37 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/4/454/pdf-vor |
| article xml file uploaded | 9 April 2021 13:37 CEST | Original file | N/A |
