| article html file updated | 2 September 2025 09:58 CEST | Update | https://www.mdpi.com/2227-9067/8/6/476 |
| article html file updated | 26 July 2022 22:56 CEST | Update | - |
| article html file updated | 6 June 2021 16:56 CEST | Original file | - |
| article pdf uploaded. | 6 June 2021 16:54 CEST | Updated version of record | https://www.mdpi.com/2227-9067/8/6/476/pdf |
| article xml uploaded. | 6 June 2021 16:54 CEST | Update | https://www.mdpi.com/2227-9067/8/6/476/xml |
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| article pdf uploaded. | 4 June 2021 15:23 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/6/476/pdf-vor |
