| article html file updated | 18 August 2026 15:01 CEST | Update | https://www.mdpi.com/1996-1073/14/1/67 |
| article html file updated | 25 December 2025 01:01 CET | Update | N/A |
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| article pdf uploaded. | 25 December 2020 04:28 CET | Version of Record | https://www.mdpi.com/1996-1073/14/1/67/pdf |
| article xml uploaded. | 25 December 2020 04:28 CET | Update | https://www.mdpi.com/1996-1073/14/1/67/xml |
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