| article html file updated | 25 December 2025 06:44 CET | Update | https://www.mdpi.com/2073-8994/13/4/531 |
| article html file updated | 2 September 2025 01:39 CEST | Update | N/A |
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| article pdf uploaded. | 25 March 2021 08:58 CET | Updated version of record | https://www.mdpi.com/2073-8994/13/4/531/pdf |
| article xml uploaded. | 25 March 2021 08:58 CET | Update | https://www.mdpi.com/2073-8994/13/4/531/xml |
| article xml file uploaded | 25 March 2021 08:58 CET | Original file | N/A |
| article pdf uploaded. | 24 March 2021 16:31 CET | Version of Record | https://www.mdpi.com/2073-8994/13/4/531/pdf-vor |
