| article html file updated | 25 December 2025 07:45 CET | Update | https://www.mdpi.com/1999-4923/13/4/501 |
| article html file updated | 2 September 2025 02:54 CEST | Update | N/A |
| article html file updated | 25 July 2022 11:01 CEST | Update | N/A |
| article html file updated | 4 August 2021 11:43 CEST | Update | N/A |
| article html file updated | 23 April 2021 10:07 CEST | Update | N/A |
| article pdf uploaded. | 23 April 2021 10:01 CEST | Updated version of record | https://www.mdpi.com/1999-4923/13/4/501/pdf |
| article xml uploaded. | 23 April 2021 10:01 CEST | Update | https://www.mdpi.com/1999-4923/13/4/501/xml |
| article xml file uploaded | 23 April 2021 10:01 CEST | Update | N/A |
| article html file updated | 21 April 2021 10:35 CEST | Update | N/A |
| article pdf uploaded. | 21 April 2021 10:34 CEST | Updated version of record | https://www.mdpi.com/1999-4923/13/4/501/pdf-vor |
| article xml file uploaded | 21 April 2021 10:34 CEST | Update | N/A |
| article html file updated | 21 April 2021 06:31 CEST | Update | N/A |
| article pdf uploaded. | 21 April 2021 06:29 CEST | Updated version of record | https://www.mdpi.com/1999-4923/13/4/501/pdf-vor |
| article xml file uploaded | 21 April 2021 06:29 CEST | Update | N/A |
| article html file updated | 9 April 2021 08:54 CEST | Update | N/A |
| article pdf uploaded. | 9 April 2021 08:52 CEST | Updated version of record | https://www.mdpi.com/1999-4923/13/4/501/pdf-vor |
| article xml file uploaded | 9 April 2021 08:52 CEST | Update | N/A |
| article html file updated | 8 April 2021 06:38 CEST | Original file | N/A |
| article pdf uploaded. | 8 April 2021 06:37 CEST | Updated version of record | https://www.mdpi.com/1999-4923/13/4/501/pdf-vor |
| article xml file uploaded | 8 April 2021 06:37 CEST | Original file | N/A |
| article pdf uploaded. | 6 April 2021 18:05 CEST | Updated version of record | https://www.mdpi.com/1999-4923/13/4/501/pdf-vor |
| article pdf uploaded. | 6 April 2021 18:03 CEST | Version of Record | https://www.mdpi.com/1999-4923/13/4/501/pdf-vor |