| article html file updated | 31 August 2025 23:51 CEST | Update | https://www.mdpi.com/2227-9067/7/6/63 |
| article html file updated | 21 July 2022 21:06 CEST | Update | - |
| article html file updated | 6 July 2020 06:25 CEST | Update | - |
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| article pdf uploaded. | 18 June 2020 07:58 CEST | Updated version of record | https://www.mdpi.com/2227-9067/7/6/63/pdf |
| article xml uploaded. | 18 June 2020 07:58 CEST | Update | https://www.mdpi.com/2227-9067/7/6/63/xml |
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| article html file updated | 17 June 2020 10:47 CEST | Original file | - |
| article pdf uploaded. | 17 June 2020 10:46 CEST | Version of Record | https://www.mdpi.com/2227-9067/7/6/63/pdf-vor |
| article xml file uploaded | 17 June 2020 10:46 CEST | Original file | - |
