| article html file updated | 30 August 2025 23:31 CEST | Update | https://www.mdpi.com/1999-5903/11/8/172 |
| article html file updated | 21 August 2025 21:58 CEST | Update | - |
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| article html file updated | 8 August 2019 11:09 CEST | Original file | - |
| article pdf uploaded. | 8 August 2019 11:07 CEST | Updated version of record | https://www.mdpi.com/1999-5903/11/8/172/pdf |
| article xml uploaded. | 8 August 2019 11:07 CEST | Update | https://www.mdpi.com/1999-5903/11/8/172/xml |
| article xml file uploaded | 8 August 2019 11:07 CEST | Update | - |
| article pdf uploaded. | 5 August 2019 16:05 CEST | Version of Record | https://www.mdpi.com/1999-5903/11/8/172/pdf-vor |
| article xml file uploaded | 5 August 2019 16:05 CEST | Original file | - |
