| article html file updated | 17 August 2026 08:32 CEST | Update | https://www.mdpi.com/2077-1312/8/4/271 |
| article html file updated | 31 August 2025 17:03 CEST | Update | N/A |
| article html file updated | 21 July 2022 01:32 CEST | Update | N/A |
| article html file updated | 8 October 2020 20:58 CEST | Update | N/A |
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| article html file updated | 14 April 2020 17:11 CEST | Original file | N/A |
| article pdf uploaded. | 14 April 2020 17:09 CEST | Updated version of record | https://www.mdpi.com/2077-1312/8/4/271/pdf |
| article xml uploaded. | 14 April 2020 17:09 CEST | Update | https://www.mdpi.com/2077-1312/8/4/271/xml |
| article xml file uploaded | 14 April 2020 17:09 CEST | Update | N/A |
| article pdf uploaded. | 10 April 2020 14:41 CEST | Version of Record | https://www.mdpi.com/2077-1312/8/4/271/pdf-vor |
| article xml file uploaded | 10 April 2020 14:41 CEST | Original file | N/A |
