| article html file updated | 17 August 2026 07:03 CEST | Update | https://www.mdpi.com/2079-9284/7/2/20 |
| article html file updated | 8 October 2020 19:45 CEST | Update | N/A |
| article html file updated | 31 March 2020 09:31 CEST | Original file | N/A |
| article pdf uploaded. | 31 March 2020 09:29 CEST | Updated version of record | https://www.mdpi.com/2079-9284/7/2/20/pdf |
| article xml uploaded. | 31 March 2020 09:29 CEST | Update | https://www.mdpi.com/2079-9284/7/2/20/xml |
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| article pdf uploaded. | 26 March 2020 17:04 CET | Version of Record | https://www.mdpi.com/2079-9284/7/2/20/pdf-vor |
| article xml file uploaded | 26 March 2020 17:04 CET | Original file | N/A |
