| article html file updated | 19 August 2026 05:02 CEST | Update | https://www.mdpi.com/2075-5309/11/4/138 |
| article html file updated | 2 September 2025 01:52 CEST | Update | N/A |
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| article html file updated | 3 August 2021 07:50 CEST | Update | N/A |
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| article html file updated | 31 March 2021 09:59 CEST | Update | N/A |
| article html file updated | 30 March 2021 09:33 CEST | Original file | N/A |
| article pdf uploaded. | 30 March 2021 09:31 CEST | Updated version of record | https://www.mdpi.com/2075-5309/11/4/138/pdf |
| article xml uploaded. | 30 March 2021 09:31 CEST | Update | https://www.mdpi.com/2075-5309/11/4/138/xml |
| article xml file uploaded | 30 March 2021 09:31 CEST | Original file | N/A |
| article pdf uploaded. | 26 March 2021 15:22 CET | Version of Record | https://www.mdpi.com/2075-5309/11/4/138/pdf-vor |
