| article html file updated | 30 August 2025 10:37 CEST | Update | https://www.mdpi.com/2218-1997/5/1/16 |
| article html file updated | 17 July 2022 21:05 CEST | Update | - |
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| article html file updated | 7 January 2019 09:23 CET | Original file | - |
| article pdf uploaded. | 7 January 2019 09:20 CET | Updated version of record | https://www.mdpi.com/2218-1997/5/1/16/pdf |
| article xml uploaded. | 7 January 2019 09:20 CET | Update | https://www.mdpi.com/2218-1997/5/1/16/xml |
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| article pdf uploaded. | 4 January 2019 15:43 CET | Updated version of record | https://www.mdpi.com/2218-1997/5/1/16/pdf-vor |
| article pdf uploaded. | 4 January 2019 15:35 CET | Version of Record | https://www.mdpi.com/2218-1997/5/1/16/pdf-vor |
| article xml file uploaded | 4 January 2019 15:35 CET | Original file | - |
