| article html file updated | 1 September 2025 22:09 CEST | Update | https://www.mdpi.com/1660-4601/18/4/2021 |
| article html file updated | 25 July 2022 04:07 CEST | Update | - |
| article html file updated | 22 February 2021 09:19 CET | Update | - |
| article pdf uploaded. | 22 February 2021 09:18 CET | Updated version of record | https://www.mdpi.com/1660-4601/18/4/2021/pdf |
| article xml uploaded. | 22 February 2021 09:18 CET | Update | https://www.mdpi.com/1660-4601/18/4/2021/xml |
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| article pdf uploaded. | 22 February 2021 02:08 CET | Updated version of record | https://www.mdpi.com/1660-4601/18/4/2021/pdf-vor |
| article xml uploaded. | 22 February 2021 02:08 CET | Update | - |
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| article html file updated | 21 February 2021 10:04 CET | Update | - |
| article html file updated | 20 February 2021 11:56 CET | Original file | - |
| article pdf uploaded. | 20 February 2021 11:54 CET | Updated version of record | https://www.mdpi.com/1660-4601/18/4/2021/pdf-vor |
| article xml uploaded. | 20 February 2021 11:54 CET | Update | - |
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| article pdf uploaded. | 19 February 2021 13:35 CET | Version of Record | https://www.mdpi.com/1660-4601/18/4/2021/pdf-vor |
