| article html file updated | 31 August 2025 12:31 CEST | Update | https://www.mdpi.com/1424-8220/20/4/1220 |
| article html file updated | 20 July 2022 21:01 CEST | Update | - |
| article html file updated | 6 March 2020 13:34 CET | Update | - |
| article html file updated | 28 February 2020 13:48 CET | Original file | - |
| article pdf uploaded. | 28 February 2020 13:46 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/4/1220/pdf |
| article xml uploaded. | 28 February 2020 13:46 CET | Update | https://www.mdpi.com/1424-8220/20/4/1220/xml |
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| article pdf uploaded. | 23 February 2020 11:22 CET | Version of Record | https://www.mdpi.com/1424-8220/20/4/1220/pdf-vor |
| article xml file uploaded | 23 February 2020 11:22 CET | Original file | - |
