| article html file updated | 15 August 2026 09:35 CEST | Update | https://www.mdpi.com/2411-5134/3/4/73 |
| article html file updated | 10 February 2020 17:42 CET | Update | N/A |
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| article html file updated | 24 October 2018 13:07 CEST | Original file | N/A |
| article pdf uploaded. | 24 October 2018 13:07 CEST | Version of Record | https://www.mdpi.com/2411-5134/3/4/73/pdf |
| article xml uploaded. | 24 October 2018 13:07 CEST | Update | https://www.mdpi.com/2411-5134/3/4/73/xml |
| article xml file uploaded | 24 October 2018 13:07 CEST | Original file | N/A |
