| article html file updated | 31 August 2025 05:44 CEST | Update | https://www.mdpi.com/2073-4360/11/12/2009 |
| article html file updated | 21 August 2025 23:32 CEST | Update | - |
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| article html file updated | 14 February 2020 15:51 CET | Update | - |
| article html file updated | 19 December 2019 06:08 CET | Original file | - |
| article pdf uploaded. | 19 December 2019 06:07 CET | Updated version of record | https://www.mdpi.com/2073-4360/11/12/2009/pdf |
| article xml uploaded. | 19 December 2019 06:07 CET | Update | https://www.mdpi.com/2073-4360/11/12/2009/xml |
| article xml file uploaded | 19 December 2019 06:07 CET | Update | - |
| article pdf uploaded. | 4 December 2019 15:14 CET | Version of Record | https://www.mdpi.com/2073-4360/11/12/2009/pdf-vor |
| article xml file uploaded | 4 December 2019 15:14 CET | Original file | - |
