| article html file updated | 31 August 2025 13:24 CEST | Update | https://www.mdpi.com/2223-7747/9/3/320 |
| article html file updated | 20 July 2022 21:53 CEST | Update | - |
| article html file updated | 1 April 2020 18:28 CEST | Update | - |
| article html file updated | 7 March 2020 17:37 CET | Update | - |
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| article pdf uploaded. | 6 March 2020 07:28 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/3/320/pdf |
| article xml uploaded. | 6 March 2020 07:28 CET | Update | https://www.mdpi.com/2223-7747/9/3/320/xml |
| article xml file uploaded | 6 March 2020 07:28 CET | Update | - |
| article pdf uploaded. | 3 March 2020 16:02 CET | Version of Record | https://www.mdpi.com/2223-7747/9/3/320/pdf-vor |
| article xml file uploaded | 3 March 2020 16:02 CET | Original file | - |
