| article html file updated | 31 August 2025 12:07 CEST | Update | https://www.mdpi.com/2077-1312/8/2/135 |
| article html file updated | 20 July 2022 20:37 CEST | Update | - |
| article html file updated | 6 March 2020 07:17 CET | Update | - |
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| article pdf uploaded. | 1 March 2020 08:13 CET | Updated version of record | https://www.mdpi.com/2077-1312/8/2/135/pdf |
| article xml uploaded. | 1 March 2020 08:13 CET | Update | https://www.mdpi.com/2077-1312/8/2/135/xml |
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| article pdf uploaded. | 19 February 2020 13:22 CET | Version of Record | https://www.mdpi.com/2077-1312/8/2/135/pdf-vor |
| article xml file uploaded | 19 February 2020 13:22 CET | Original file | - |
