| article html file updated | 31 August 2025 11:59 CEST | Update | https://www.mdpi.com/2223-7747/9/2/265 |
| article html file updated | 20 July 2022 20:30 CEST | Update | - |
| article html file updated | 6 March 2020 09:38 CET | Update | - |
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| article pdf uploaded. | 1 March 2020 12:18 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/265/pdf |
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| article pdf uploaded. | 18 February 2020 13:06 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/265/pdf-vor |
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