| article html file updated | 31 August 2025 05:44 CEST | Update | https://www.mdpi.com/2073-4409/8/12/1568 |
| article html file updated | 19 July 2022 22:30 CEST | Update | N/A |
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| article html file updated | 30 December 2019 21:16 CET | Update | N/A |
| article html file updated | 19 December 2019 05:20 CET | Original file | N/A |
| article pdf uploaded. | 19 December 2019 05:19 CET | Updated version of record | https://www.mdpi.com/2073-4409/8/12/1568/pdf |
| article xml uploaded. | 19 December 2019 05:19 CET | Update | https://www.mdpi.com/2073-4409/8/12/1568/xml |
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| article pdf uploaded. | 4 December 2019 15:28 CET | Version of Record | https://www.mdpi.com/2073-4409/8/12/1568/pdf-vor |
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