| article html file updated | 31 August 2025 11:57 CEST | Update | https://www.mdpi.com/2072-6643/12/2/509 |
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| article pdf uploaded. | 18 February 2020 07:16 CET | Version of Record | https://www.mdpi.com/2072-6643/12/2/509/pdf |
| article xml uploaded. | 18 February 2020 07:16 CET | Update | https://www.mdpi.com/2072-6643/12/2/509/xml |
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