| article html file updated | 1 September 2025 16:47 CEST | Update | https://www.mdpi.com/2073-4433/12/1/6 |
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| article pdf uploaded. | 28 December 2020 05:18 CET | Updated version of record | https://www.mdpi.com/2073-4433/12/1/6/pdf |
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| article pdf uploaded. | 23 December 2020 11:59 CET | Updated version of record | https://www.mdpi.com/2073-4433/12/1/6/pdf-vor |
| article pdf uploaded. | 23 December 2020 11:34 CET | Version of Record | https://www.mdpi.com/2073-4433/12/1/6/pdf-vor |
