| article html file updated | 1 September 2025 23:39 CEST | Update | https://www.mdpi.com/2226-471X/6/1/44 |
| article html file updated | 25 July 2022 06:16 CEST | Update | - |
| article html file updated | 5 March 2021 10:47 CET | Original file | - |
| article pdf uploaded. | 5 March 2021 10:46 CET | Version of Record | https://www.mdpi.com/2226-471X/6/1/44/pdf |
| article xml uploaded. | 5 March 2021 10:46 CET | Update | https://www.mdpi.com/2226-471X/6/1/44/xml |
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