| article html file updated | 27 July 2022 01:15 CEST | Update | https://www.mdpi.com/2076-3921/10/6/990 |
| article html file updated | 22 June 2021 12:20 CEST | Update | N/A |
| article html file updated | 22 June 2021 12:04 CEST | Original file | N/A |
| article pdf uploaded. | 22 June 2021 12:02 CEST | Updated version of record | https://www.mdpi.com/2076-3921/10/6/990/pdf |
| article xml uploaded. | 22 June 2021 12:02 CEST | Update | https://www.mdpi.com/2076-3921/10/6/990/xml |
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| article pdf uploaded. | 21 June 2021 16:24 CEST | Version of Record | https://www.mdpi.com/2076-3921/10/6/990/pdf-vor |
