| article html file updated | 31 August 2025 17:27 CEST | Update | https://www.mdpi.com/2312-7481/6/2/18 |
| article html file updated | 21 July 2022 01:56 CEST | Update | N/A |
| article html file updated | 15 April 2020 12:35 CEST | Original file | N/A |
| article pdf uploaded. | 15 April 2020 12:33 CEST | Version of Record | https://www.mdpi.com/2312-7481/6/2/18/pdf |
| article xml uploaded. | 15 April 2020 12:33 CEST | Update | https://www.mdpi.com/2312-7481/6/2/18/xml |
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