| article html file updated | 31 August 2025 16:40 CEST | Update | https://www.mdpi.com/2218-6581/9/2/22 |
| article html file updated | 21 July 2022 01:10 CEST | Update | N/A |
| article html file updated | 20 April 2020 08:02 CEST | Original file | N/A |
| article pdf uploaded. | 20 April 2020 08:00 CEST | Updated version of record | https://www.mdpi.com/2218-6581/9/2/22/pdf |
| article xml uploaded. | 20 April 2020 08:00 CEST | Update | https://www.mdpi.com/2218-6581/9/2/22/xml |
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| article pdf uploaded. | 7 April 2020 11:57 CEST | Version of Record | https://www.mdpi.com/2218-6581/9/2/22/pdf-vor |
| article xml file uploaded | 7 April 2020 11:57 CEST | Original file | N/A |
