| article html file updated | 31 August 2025 15:37 CEST | Update | https://www.mdpi.com/2224-2708/9/2/17 |
| article html file updated | 21 July 2022 00:06 CEST | Update | - |
| article html file updated | 2 April 2020 07:04 CEST | Original file | - |
| article pdf uploaded. | 1 April 2020 11:15 CEST | Updated version of record | https://www.mdpi.com/2224-2708/9/2/17/pdf |
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| article pdf uploaded. | 26 March 2020 18:06 CET | Version of Record | https://www.mdpi.com/2224-2708/9/2/17/pdf-vor |
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