| article html file updated | 17 August 2026 09:40 CEST | Update | https://www.mdpi.com/2076-0817/9/4/307 |
| article html file updated | 31 August 2025 18:10 CEST | Update | N/A |
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| article html file updated | 22 April 2020 11:59 CEST | Original file | N/A |
| article pdf uploaded. | 22 April 2020 11:58 CEST | Version of Record | https://www.mdpi.com/2076-0817/9/4/307/pdf |
| article xml uploaded. | 22 April 2020 11:58 CEST | Update | https://www.mdpi.com/2076-0817/9/4/307/xml |
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