| article html file updated | 31 August 2025 12:28 CEST | Update | https://www.mdpi.com/1996-1073/13/4/987 |
| article html file updated | 20 July 2022 20:58 CEST | Update | - |
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| article pdf uploaded. | 22 February 2020 13:45 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/4/987/pdf |
| article xml uploaded. | 22 February 2020 13:45 CET | Update | https://www.mdpi.com/1996-1073/13/4/987/xml |
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