| article html file updated | 14 February 2020 00:40 CET | Update | https://www.mdpi.com/2411-9660/3/4/48 |
| article html file updated | 14 October 2019 12:24 CEST | Original file | - |
| article pdf uploaded. | 14 October 2019 12:22 CEST | Version of Record | https://www.mdpi.com/2411-9660/3/4/48/pdf |
| article xml uploaded. | 14 October 2019 12:22 CEST | Update | https://www.mdpi.com/2411-9660/3/4/48/xml |
| article xml file uploaded | 14 October 2019 12:22 CEST | Original file | - |
