| article html file updated | 31 August 2025 12:24 CEST | Update | https://www.mdpi.com/2079-9276/9/2/20 |
| article html file updated | 20 July 2022 20:54 CEST | Update | - |
| article html file updated | 23 February 2020 12:14 CET | Original file | - |
| article pdf uploaded. | 23 February 2020 12:13 CET | Updated version of record | https://www.mdpi.com/2079-9276/9/2/20/pdf |
| article xml uploaded. | 23 February 2020 12:13 CET | Update | https://www.mdpi.com/2079-9276/9/2/20/xml |
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| article pdf uploaded. | 21 February 2020 16:07 CET | Updated version of record | https://www.mdpi.com/2079-9276/9/2/20/pdf-vor |
| article xml file uploaded | 21 February 2020 16:07 CET | Update | - |
| article pdf uploaded. | 21 February 2020 16:07 CET | Version of Record | https://www.mdpi.com/2079-9276/9/2/20/pdf-vor |
| article xml file uploaded | 21 February 2020 16:07 CET | Original file | - |
