| article html file updated | 16 August 2026 07:17 CEST | Update | https://www.mdpi.com/2079-6412/9/8/501 |
| article html file updated | 30 August 2025 23:38 CEST | Update | N/A |
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| article html file updated | 7 August 2019 15:54 CEST | Original file | N/A |
| article pdf uploaded. | 7 August 2019 15:52 CEST | Version of Record | https://www.mdpi.com/2079-6412/9/8/501/pdf |
| article xml uploaded. | 7 August 2019 15:52 CEST | Update | https://www.mdpi.com/2079-6412/9/8/501/xml |
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