| article html file updated | 31 August 2025 04:32 CEST | Update | https://www.mdpi.com/1996-1073/12/22/4321 |
| article html file updated | 19 July 2022 23:46 CEST | Update | - |
| article html file updated | 14 February 2020 09:11 CET | Update | - |
| article html file updated | 27 November 2019 21:14 CET | Update | - |
| article html file updated | 13 November 2019 09:11 CET | Original file | - |
| article pdf uploaded. | 13 November 2019 09:09 CET | Version of Record | https://www.mdpi.com/1996-1073/12/22/4321/pdf |
| article xml uploaded. | 13 November 2019 09:09 CET | Update | https://www.mdpi.com/1996-1073/12/22/4321/xml |
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