| article html file updated | 31 August 2025 23:21 CEST | Update | https://www.mdpi.com/2227-9059/8/6/157 |
| article html file updated | 21 July 2022 20:36 CEST | Update | - |
| article html file updated | 11 June 2020 14:46 CEST | Original file | - |
| article pdf uploaded. | 11 June 2020 14:45 CEST | Version of Record | https://www.mdpi.com/2227-9059/8/6/157/pdf |
| article xml uploaded. | 11 June 2020 14:45 CEST | Update | https://www.mdpi.com/2227-9059/8/6/157/xml |
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