| article html file updated | 31 August 2025 03:50 CEST | Update | https://www.mdpi.com/1424-8220/19/21/4741 |
| article html file updated | 20 July 2022 00:32 CEST | Update | N/A |
| article html file updated | 14 February 2020 05:40 CET | Update | N/A |
| article html file updated | 15 November 2019 14:10 CET | Update | N/A |
| article html file updated | 6 November 2019 12:26 CET | Original file | N/A |
| article pdf uploaded. | 6 November 2019 12:24 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4741/pdf |
| article xml uploaded. | 6 November 2019 12:24 CET | Update | https://www.mdpi.com/1424-8220/19/21/4741/xml |
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| article pdf uploaded. | 31 October 2019 16:03 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4741/pdf-vor |
| article xml file uploaded | 31 October 2019 16:03 CET | Original file | N/A |
