| article html file updated | 1 September 2025 13:15 CEST | Update | https://www.mdpi.com/2311-7524/6/4/80 |
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| article pdf uploaded. | 12 November 2020 11:11 CET | Updated version of record | https://www.mdpi.com/2311-7524/6/4/80/pdf |
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| article xml uploaded. | 12 November 2020 11:11 CET | Update | https://www.mdpi.com/2311-7524/6/4/80/xml |
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| article html file updated | 12 November 2020 07:06 CET | Original file | - |
| article pdf uploaded. | 12 November 2020 07:04 CET | Version of Record | - |
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