| article html file updated | 13 February 2020 04:50 CET | Update | https://www.mdpi.com/2410-3888/4/3/42 |
| article html file updated | 25 July 2019 11:03 CEST | Original file | - |
| article pdf uploaded. | 25 July 2019 11:00 CEST | Version of Record | https://www.mdpi.com/2410-3888/4/3/42/pdf |
| article xml uploaded. | 25 July 2019 11:00 CEST | Update | https://www.mdpi.com/2410-3888/4/3/42/xml |
| article xml file uploaded | 25 July 2019 11:00 CEST | Original file | - |
