| article html file updated | 11 February 2020 14:32 CET | Update | https://www.mdpi.com/2411-5134/4/1/9 |
| article html file updated | 14 October 2019 15:58 CEST | Update | - |
| article html file updated | 26 April 2019 19:42 CEST | Update | - |
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| article html file updated | 28 February 2019 17:36 CET | Update | - |
| article html file updated | 28 February 2019 05:10 CET | Original file | - |
| article pdf uploaded. | 28 February 2019 05:09 CET | Updated version of record | https://www.mdpi.com/2411-5134/4/1/9/pdf |
| article xml uploaded. | 28 February 2019 05:09 CET | Update | https://www.mdpi.com/2411-5134/4/1/9/xml |
| article xml file uploaded | 28 February 2019 05:09 CET | Update | - |
| article pdf uploaded. | 8 February 2019 11:36 CET | Version of Record | https://www.mdpi.com/2411-5134/4/1/9/pdf-vor |
| article xml file uploaded | 8 February 2019 11:36 CET | Original file | - |
