| article html file updated | 31 August 2025 12:20 CEST | Update | https://www.mdpi.com/2412-3811/5/2/20 |
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| article pdf uploaded. | 1 March 2020 11:36 CET | Updated version of record | https://www.mdpi.com/2412-3811/5/2/20/pdf |
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| article pdf uploaded. | 21 February 2020 13:28 CET | Version of Record | https://www.mdpi.com/2412-3811/5/2/20/pdf-vor |
| article xml uploaded. | 21 February 2020 13:28 CET | Update | - |
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