| article html file updated | 31 August 2025 21:35 CEST | Update | https://www.mdpi.com/2226-4787/8/2/90 |
| article html file updated | 21 July 2022 05:59 CEST | Update | - |
| article html file updated | 8 June 2020 05:06 CEST | Original file | - |
| article pdf uploaded. | 8 June 2020 05:04 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/90/pdf |
| article xml uploaded. | 8 June 2020 05:04 CEST | Update | https://www.mdpi.com/2226-4787/8/2/90/xml |
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| article pdf uploaded. | 26 May 2020 10:02 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/90/pdf-vor |
| article xml file uploaded | 26 May 2020 10:02 CEST | Update | - |
| article pdf uploaded. | 26 May 2020 10:00 CEST | Version of Record | https://www.mdpi.com/2226-4787/8/2/90/pdf-vor |
| article xml file uploaded | 26 May 2020 10:00 CEST | Original file | - |
