| article html file updated | 31 August 2025 08:05 CEST | Update | https://www.mdpi.com/1996-1073/13/1/227 |
| article html file updated | 19 July 2022 20:14 CEST | Update | - |
| article html file updated | 14 February 2020 23:43 CET | Update | - |
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| article pdf uploaded. | 7 January 2020 07:30 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/1/227/pdf |
| article xml uploaded. | 7 January 2020 07:30 CET | Update | https://www.mdpi.com/1996-1073/13/1/227/xml |
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| article html file updated | 2 January 2020 11:52 CET | Original file | - |
| article pdf uploaded. | 2 January 2020 11:51 CET | Version of Record | https://www.mdpi.com/1996-1073/13/1/227/pdf-vor |
| article xml file uploaded | 2 January 2020 11:51 CET | Original file | - |
