| article html file updated | 31 August 2025 12:06 CEST | Update | https://www.mdpi.com/1996-1944/13/4/921 |
| article html file updated | 20 July 2022 20:37 CEST | Update | - |
| article html file updated | 6 March 2020 22:26 CET | Update | - |
| article html file updated | 19 February 2020 13:01 CET | Original file | - |
| article pdf uploaded. | 19 February 2020 12:59 CET | Version of Record | https://www.mdpi.com/1996-1944/13/4/921/pdf |
| article xml uploaded. | 19 February 2020 12:59 CET | Update | https://www.mdpi.com/1996-1944/13/4/921/xml |
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