| article html file updated | 6 May 2020 05:26 CEST | Update | https://www.mdpi.com/2077-1444/11/5/228 |
| article pdf uploaded. | 6 May 2020 05:25 CEST | Updated version of record | https://www.mdpi.com/2077-1444/11/5/228/pdf |
| article xml uploaded. | 6 May 2020 05:25 CEST | Update | https://www.mdpi.com/2077-1444/11/5/228/xml |
| article xml file uploaded | 6 May 2020 05:25 CEST | Update | N/A |
| article html file updated | 5 May 2020 16:07 CEST | Original file | N/A |
| article pdf uploaded. | 5 May 2020 16:06 CEST | Version of Record | https://www.mdpi.com/2077-1444/11/5/228/pdf-vor |
| article xml file uploaded | 5 May 2020 16:06 CEST | Original file | N/A |
