| article html file updated | 31 August 2025 15:54 CEST | Update | https://www.mdpi.com/2220-9964/9/4/210 |
| article html file updated | 21 July 2022 00:23 CEST | Update | - |
| article html file updated | 30 March 2020 14:13 CEST | Original file | - |
| article pdf uploaded. | 30 March 2020 14:11 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/210/pdf |
| article xml uploaded. | 30 March 2020 14:11 CEST | Update | https://www.mdpi.com/2220-9964/9/4/210/xml |
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