| article html file updated | 31 August 2025 13:55 CEST | Update | https://www.mdpi.com/2226-4787/8/1/33 |
| article html file updated | 20 July 2022 22:24 CEST | Update | - |
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| article pdf uploaded. | 12 March 2020 06:48 CET | Updated version of record | https://www.mdpi.com/2226-4787/8/1/33/pdf |
| article xml uploaded. | 12 March 2020 06:48 CET | Update | https://www.mdpi.com/2226-4787/8/1/33/xml |
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| article html file updated | 9 March 2020 13:31 CET | Original file | - |
| article pdf uploaded. | 9 March 2020 13:28 CET | Version of Record | https://www.mdpi.com/2226-4787/8/1/33/pdf-vor |
| article xml file uploaded | 9 March 2020 13:28 CET | Original file | - |
