| article html file updated | 31 August 2025 17:54 CEST | Update | https://www.mdpi.com/2220-9964/9/4/261 |
| article html file updated | 21 July 2022 02:22 CEST | Update | - |
| article html file updated | 26 April 2020 15:47 CEST | Original file | - |
| article pdf uploaded. | 26 April 2020 15:46 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/261/pdf |
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| article pdf uploaded. | 19 April 2020 08:47 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/261/pdf-vor |
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