| article html file updated | 31 August 2025 07:39 CEST | Update | https://www.mdpi.com/1996-1944/13/1/135 |
| article html file updated | 19 July 2022 20:39 CEST | Update | - |
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| article html file updated | 28 December 2019 09:18 CET | Original file | - |
| article pdf uploaded. | 28 December 2019 09:17 CET | Version of Record | https://www.mdpi.com/1996-1944/13/1/135/pdf |
| article xml uploaded. | 28 December 2019 09:17 CET | Update | https://www.mdpi.com/1996-1944/13/1/135/xml |
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