| article html file updated | 31 August 2025 15:46 CEST | Update | https://www.mdpi.com/2226-4787/8/2/54 |
| article html file updated | 21 July 2022 00:15 CEST | Update | - |
| article html file updated | 9 April 2020 14:42 CEST | Update | - |
| article pdf uploaded. | 9 April 2020 14:41 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/54/pdf |
| article xml uploaded. | 9 April 2020 14:41 CEST | Update | https://www.mdpi.com/2226-4787/8/2/54/xml |
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| article html file updated | 7 April 2020 08:27 CEST | Update | - |
| article pdf uploaded. | 7 April 2020 08:26 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/54/pdf-vor |
| article html file updated | 28 March 2020 12:26 CET | Update | - |
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| article pdf uploaded. | 28 March 2020 12:25 CET | Updated version of record | https://www.mdpi.com/2226-4787/8/2/54/pdf-vor |
| article xml file uploaded | 28 March 2020 12:25 CET | Update | - |
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| article pdf uploaded. | 28 March 2020 12:25 CET | Version of Record | https://www.mdpi.com/2226-4787/8/2/54/pdf-vor |
