| article html file updated | 30 August 2025 07:56 CEST | Update | https://www.mdpi.com/2411-9660/2/4/38 |
| article html file updated | 17 July 2022 05:19 CEST | Update | - |
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| article pdf uploaded. | 21 January 2019 11:16 CET | Updated version of record | https://www.mdpi.com/2411-9660/2/4/38/pdf |
| article html file updated | 24 October 2018 08:36 CEST | Original file | - |
| article pdf uploaded. | 24 October 2018 08:35 CEST | Updated version of record | https://www.mdpi.com/2411-9660/2/4/38/pdf-vor |
| article xml uploaded. | 24 October 2018 08:35 CEST | Update | https://www.mdpi.com/2411-9660/2/4/38/xml |
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| article pdf uploaded. | 18 October 2018 14:40 CEST | Updated version of record | https://www.mdpi.com/2411-9660/2/4/38/pdf-vor |
| article pdf uploaded. | 18 October 2018 14:33 CEST | Version of Record | https://www.mdpi.com/2411-9660/2/4/38/pdf-vor |
| article xml file uploaded | 18 October 2018 14:33 CEST | Original file | - |
