| article html file updated | 31 August 2025 07:31 CEST | Update | https://www.mdpi.com/1996-1944/13/1/121 |
| article html file updated | 19 July 2022 20:47 CEST | Update | - |
| article html file updated | 14 February 2020 21:51 CET | Update | - |
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| article html file updated | 26 December 2019 08:24 CET | Original file | - |
| article pdf uploaded. | 26 December 2019 08:23 CET | Version of Record | https://www.mdpi.com/1996-1944/13/1/121/pdf |
| article xml uploaded. | 26 December 2019 08:23 CET | Update | https://www.mdpi.com/1996-1944/13/1/121/xml |
| article xml file uploaded | 26 December 2019 08:23 CET | Original file | - |
