| article html file updated | 31 August 2025 07:41 CEST | Update | https://www.mdpi.com/2079-9292/9/1/51 |
| article html file updated | 19 July 2022 20:37 CEST | Update | N/A |
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| article html file updated | 31 December 2019 10:15 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2019 15:13 CET | Updated version of record | https://www.mdpi.com/2079-9292/9/1/51/pdf |
| article xml uploaded. | 30 December 2019 15:13 CET | Update | https://www.mdpi.com/2079-9292/9/1/51/xml |
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| article pdf uploaded. | 28 December 2019 12:37 CET | Version of Record | https://www.mdpi.com/2079-9292/9/1/51/pdf-vor |
| article xml file uploaded | 28 December 2019 12:37 CET | Original file | N/A |
