| article html file updated | 17 August 2026 14:29 CEST | Update | https://www.mdpi.com/2079-9276/9/6/70 |
| article html file updated | 31 August 2025 22:53 CEST | Update | N/A |
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| article pdf uploaded. | 20 June 2020 11:03 CEST | Updated version of record | https://www.mdpi.com/2079-9276/9/6/70/pdf |
| article xml uploaded. | 20 June 2020 11:03 CEST | Update | https://www.mdpi.com/2079-9276/9/6/70/xml |
| article xml file uploaded | 20 June 2020 11:03 CEST | Original file | N/A |
| article pdf uploaded. | 7 June 2020 10:13 CEST | Version of Record | https://www.mdpi.com/2079-9276/9/6/70/pdf-vor |
