| article html file updated | 2 September 2025 03:53 CEST | Update | https://www.mdpi.com/2297-8739/8/4/52 |
| article html file updated | 25 July 2022 12:19 CEST | Update | - |
| article html file updated | 23 April 2021 09:51 CEST | Update | - |
| article pdf uploaded. | 23 April 2021 09:49 CEST | Updated version of record | https://www.mdpi.com/2297-8739/8/4/52/pdf |
| article xml uploaded. | 23 April 2021 09:49 CEST | Update | https://www.mdpi.com/2297-8739/8/4/52/xml |
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| article pdf uploaded. | 16 April 2021 03:21 CEST | Updated version of record | https://www.mdpi.com/2297-8739/8/4/52/pdf-vor |
| article xml file uploaded | 16 April 2021 03:21 CEST | Update | - |
| article html file updated | 15 April 2021 11:26 CEST | Original file | - |
| article pdf uploaded. | 15 April 2021 11:24 CEST | Version of Record | https://www.mdpi.com/2297-8739/8/4/52/pdf-vor |
| article xml file uploaded | 15 April 2021 11:24 CEST | Original file | - |
