| article html file updated | 13 February 2020 09:10 CET | Update | https://www.mdpi.com/2412-3811/4/3/51 |
| article html file updated | 12 August 2019 11:49 CEST | Original file | - |
| article pdf uploaded. | 12 August 2019 11:47 CEST | Version of Record | https://www.mdpi.com/2412-3811/4/3/51/pdf |
| article xml uploaded. | 12 August 2019 11:47 CEST | Update | https://www.mdpi.com/2412-3811/4/3/51/xml |
| article xml file uploaded | 12 August 2019 11:47 CEST | Original file | - |
