| article html file updated | 8 May 2020 18:04 CEST | Update | https://www.mdpi.com/2227-9717/8/4/413 |
| article html file updated | 2 April 2020 14:51 CEST | Update | N/A |
| article html file updated | 2 April 2020 14:44 CEST | Original file | N/A |
| article pdf uploaded. | 2 April 2020 13:47 CEST | Updated version of record | https://www.mdpi.com/2227-9717/8/4/413/pdf |
| article xml uploaded. | 2 April 2020 13:47 CEST | Update | https://www.mdpi.com/2227-9717/8/4/413/xml |
| article xml file uploaded | 2 April 2020 13:47 CEST | Update | N/A |
| article pdf uploaded. | 1 April 2020 16:43 CEST | Version of Record | https://www.mdpi.com/2227-9717/8/4/413/pdf-vor |
| article xml file uploaded | 1 April 2020 16:43 CEST | Original file | N/A |
