| article html file updated | 31 August 2025 06:32 CEST | Update | https://www.mdpi.com/2075-1702/7/4/77 |
| article html file updated | 19 July 2022 21:43 CEST | Update | - |
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| article html file updated | 31 December 2019 20:33 CET | Update | - |
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| article pdf uploaded. | 18 December 2019 10:51 CET | Updated version of record | https://www.mdpi.com/2075-1702/7/4/77/pdf |
| article xml uploaded. | 18 December 2019 10:51 CET | Update | https://www.mdpi.com/2075-1702/7/4/77/xml |
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| article pdf uploaded. | 13 December 2019 15:39 CET | Version of Record | https://www.mdpi.com/2075-1702/7/4/77/pdf-vor |
| article xml file uploaded | 13 December 2019 15:39 CET | Original file | - |
