| article html file updated | 31 August 2025 07:51 CEST | Update | https://www.mdpi.com/2077-0383/9/1/106 |
| article html file updated | 19 July 2022 20:27 CEST | Update | - |
| article html file updated | 14 February 2020 22:56 CET | Update | - |
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| article html file updated | 1 January 2020 06:51 CET | Original file | - |
| article pdf uploaded. | 31 December 2019 10:01 CET | Version of Record | https://www.mdpi.com/2077-0383/9/1/106/pdf |
| article xml uploaded. | 31 December 2019 10:01 CET | Update | https://www.mdpi.com/2077-0383/9/1/106/xml |
| article xml file uploaded | 31 December 2019 10:01 CET | Original file | - |
