| article html file updated | 31 August 2025 22:56 CEST | Update | https://www.mdpi.com/2079-6382/9/6/307 |
| article html file updated | 21 July 2022 20:11 CEST | Update | N/A |
| article html file updated | 8 June 2020 10:35 CEST | Original file | N/A |
| article pdf uploaded. | 8 June 2020 10:34 CEST | Version of Record | https://www.mdpi.com/2079-6382/9/6/307/pdf |
| article xml uploaded. | 8 June 2020 10:34 CEST | Update | https://www.mdpi.com/2079-6382/9/6/307/xml |
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