| article html file updated | 13 February 2020 15:26 CET | Update | https://www.mdpi.com/2313-4321/4/3/38 |
| article html file updated | 5 September 2019 13:24 CEST | Original file | - |
| article pdf uploaded. | 5 September 2019 13:22 CEST | Version of Record | https://www.mdpi.com/2313-4321/4/3/38/pdf |
| article xml uploaded. | 5 September 2019 13:22 CEST | Update | https://www.mdpi.com/2313-4321/4/3/38/xml |
| article xml file uploaded | 5 September 2019 13:22 CEST | Original file | - |
