| article html file updated | 31 August 2025 01:34 CEST | Update | https://www.mdpi.com/1999-5903/11/9/198 |
| article html file updated | 20 July 2022 03:15 CEST | Update | N/A |
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| article pdf uploaded. | 22 September 2019 07:52 CEST | Updated version of record | https://www.mdpi.com/1999-5903/11/9/198/pdf |
| article xml uploaded. | 22 September 2019 07:52 CEST | Update | https://www.mdpi.com/1999-5903/11/9/198/xml |
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| article html file updated | 20 September 2019 10:24 CEST | Original file | N/A |
| article pdf uploaded. | 20 September 2019 10:13 CEST | Updated version of record | https://www.mdpi.com/1999-5903/11/9/198/pdf-vor |
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| article pdf uploaded. | 17 September 2019 15:26 CEST | Version of Record | https://www.mdpi.com/1999-5903/11/9/198/pdf-vor |
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