| article html file updated | 2 September 2025 00:58 CEST | Update | https://www.mdpi.com/2226-471X/6/1/52 |
| article html file updated | 25 July 2022 08:09 CEST | Update | - |
| article html file updated | 19 March 2021 09:45 CET | Update | - |
| article pdf uploaded. | 19 March 2021 09:44 CET | Updated version of record | https://www.mdpi.com/2226-471X/6/1/52/pdf |
| article xml uploaded. | 19 March 2021 09:44 CET | Update | https://www.mdpi.com/2226-471X/6/1/52/xml |
| article xml file uploaded | 19 March 2021 09:44 CET | Update | - |
| article html file updated | 18 March 2021 10:47 CET | Update | - |
| article pdf uploaded. | 18 March 2021 10:22 CET | Updated version of record | https://www.mdpi.com/2226-471X/6/1/52/pdf-vor |
| article xml file uploaded | 18 March 2021 10:22 CET | Update | - |
| article html file updated | 18 March 2021 10:19 CET | Update | - |
| article html file updated | 18 March 2021 10:15 CET | Original file | - |
| article pdf uploaded. | 18 March 2021 09:47 CET | Updated version of record | https://www.mdpi.com/2226-471X/6/1/52/pdf-vor |
| article xml file uploaded | 18 March 2021 09:47 CET | Update | - |
| article xml file uploaded | 18 March 2021 09:29 CET | Update | - |
| article pdf uploaded. | 18 March 2021 09:29 CET | Version of Record | https://www.mdpi.com/2226-471X/6/1/52/pdf-vor |
