| article html file updated | 31 August 2025 04:53 CEST | Update | https://www.mdpi.com/2076-0787/8/4/177 |
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| article html file updated | 14 February 2020 11:23 CET | Update | - |
| article html file updated | 25 November 2019 10:44 CET | Original file | - |
| article pdf uploaded. | 25 November 2019 10:43 CET | Updated version of record | https://www.mdpi.com/2076-0787/8/4/177/pdf |
| article xml uploaded. | 25 November 2019 10:43 CET | Update | https://www.mdpi.com/2076-0787/8/4/177/xml |
| article xml file uploaded | 25 November 2019 10:43 CET | Update | - |
| article pdf uploaded. | 20 November 2019 12:23 CET | Version of Record | https://www.mdpi.com/2076-0787/8/4/177/pdf-vor |
| article xml file uploaded | 20 November 2019 12:23 CET | Original file | - |
