| article html file updated | 31 August 2025 14:13 CEST | Update | https://www.mdpi.com/2411-5150/4/1/18 |
| article html file updated | 20 July 2022 22:42 CEST | Update | - |
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| article pdf uploaded. | 14 March 2020 11:35 CET | Updated version of record | https://www.mdpi.com/2411-5150/4/1/18/pdf |
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| article pdf uploaded. | 12 March 2020 11:34 CET | Version of Record | https://www.mdpi.com/2411-5150/4/1/18/pdf-vor |
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