| article html file updated | 18 August 2026 15:56 CEST | Update | https://www.mdpi.com/1999-4907/12/1/47 |
| article html file updated | 1 September 2025 17:27 CEST | Update | N/A |
| article html file updated | 23 July 2022 09:00 CEST | Update | N/A |
| article html file updated | 31 December 2020 09:31 CET | Original file | N/A |
| article pdf uploaded. | 31 December 2020 09:29 CET | Version of Record | https://www.mdpi.com/1999-4907/12/1/47/pdf |
| article xml uploaded. | 31 December 2020 09:29 CET | Update | https://www.mdpi.com/1999-4907/12/1/47/xml |
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