| article html file updated | 31 August 2025 19:07 CEST | Update | https://www.mdpi.com/2199-8531/6/2/32 |
| article html file updated | 21 July 2022 03:33 CEST | Update | - |
| article html file updated | 17 June 2020 05:16 CEST | Original file | - |
| article pdf uploaded. | 17 June 2020 05:14 CEST | Updated version of record | https://www.mdpi.com/2199-8531/6/2/32/pdf |
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| article pdf uploaded. | 30 April 2020 15:57 CEST | Version of Record | https://www.mdpi.com/2199-8531/6/2/32/pdf-vor |
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