| article html file updated | 18 August 2026 22:06 CEST | Update | https://www.mdpi.com/1424-8220/21/4/1260 |
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| article html file updated | 20 February 2021 04:31 CET | Original file | N/A |
| article pdf uploaded. | 20 February 2021 04:29 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/4/1260/pdf |
| article xml uploaded. | 20 February 2021 04:29 CET | Update | https://www.mdpi.com/1424-8220/21/4/1260/xml |
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| article pdf uploaded. | 10 February 2021 14:49 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/4/1260/pdf-vor |
| article pdf uploaded. | 10 February 2021 11:45 CET | Version of Record | https://www.mdpi.com/1424-8220/21/4/1260/pdf-vor |
