| article html file updated | 13 May 2020 06:59 CEST | Original file | https://www.mdpi.com/2411-5134/5/2/15 |
| article pdf uploaded. | 13 May 2020 06:58 CEST | Updated version of record | https://www.mdpi.com/2411-5134/5/2/15/pdf |
| article xml uploaded. | 13 May 2020 06:58 CEST | Update | https://www.mdpi.com/2411-5134/5/2/15/xml |
| article xml file uploaded | 13 May 2020 06:58 CEST | Update | - |
| article pdf uploaded. | 6 April 2020 20:32 CEST | Updated version of record | https://www.mdpi.com/2411-5134/5/2/15/pdf-vor |
| article xml file uploaded | 6 April 2020 20:32 CEST | Update | - |
| article pdf uploaded. | 6 April 2020 20:32 CEST | Version of Record | https://www.mdpi.com/2411-5134/5/2/15/pdf-vor |
| article xml file uploaded | 6 April 2020 20:32 CEST | Original file | - |
