| article html file updated | 11 February 2020 19:02 CET | Update | https://www.mdpi.com/2311-7524/5/1/20 |
| article html file updated | 15 October 2019 18:46 CEST | Update | - |
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| article html file updated | 28 February 2019 03:57 CET | Original file | - |
| article pdf uploaded. | 28 February 2019 03:55 CET | Version of Record | https://www.mdpi.com/2311-7524/5/1/20/pdf |
| article xml uploaded. | 28 February 2019 03:55 CET | Update | https://www.mdpi.com/2311-7524/5/1/20/xml |
| article xml file uploaded | 28 February 2019 03:55 CET | Original file | - |
