| article html file updated | 31 August 2025 08:13 CEST | Update | https://www.mdpi.com/1996-1073/13/1/256 |
| article html file updated | 19 July 2022 20:06 CEST | Update | - |
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| article pdf uploaded. | 7 January 2020 04:33 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/1/256/pdf |
| article xml uploaded. | 7 January 2020 04:33 CET | Update | https://www.mdpi.com/1996-1073/13/1/256/xml |
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| article pdf uploaded. | 4 January 2020 10:46 CET | Version of Record | https://www.mdpi.com/1996-1073/13/1/256/pdf-vor |
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