| article html file updated | 31 August 2025 23:26 CEST | Update | https://www.mdpi.com/1424-2818/12/6/239 |
| article html file updated | 21 July 2022 20:41 CEST | Update | - |
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| article pdf uploaded. | 18 June 2020 07:49 CEST | Updated version of record | https://www.mdpi.com/1424-2818/12/6/239/pdf |
| article xml uploaded. | 18 June 2020 07:49 CEST | Update | https://www.mdpi.com/1424-2818/12/6/239/xml |
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