| article html file updated | 30 August 2025 10:17 CEST | Update | https://www.mdpi.com/1996-1944/12/1/42 |
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| article html file updated | 24 December 2018 07:06 CET | Original file | - |
| article pdf uploaded. | 24 December 2018 07:04 CET | Version of Record | https://www.mdpi.com/1996-1944/12/1/42/pdf |
| article xml uploaded. | 24 December 2018 07:04 CET | Update | https://www.mdpi.com/1996-1944/12/1/42/xml |
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