| article html file updated | 2 September 2025 04:48 CEST | Update | https://www.mdpi.com/1996-1944/14/9/2135 | 
| article html file updated | 26 July 2022 16:23 CEST | Update | - | 
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| article html file updated | 23 April 2021 07:57 CEST | Original file | - | 
| article pdf uploaded. | 23 April 2021 07:55 CEST | Updated version of record | https://www.mdpi.com/1996-1944/14/9/2135/pdf | 
| article xml uploaded. | 23 April 2021 07:55 CEST | Update | https://www.mdpi.com/1996-1944/14/9/2135/xml | 
| article xml file uploaded | 23 April 2021 07:55 CEST | Original file | - | 
| article pdf uploaded. | 22 April 2021 15:47 CEST | Version of Record | https://www.mdpi.com/1996-1944/14/9/2135/pdf-vor |