| article html file updated | 12 February 2020 10:02 CET | Update | https://www.mdpi.com/2227-7099/7/2/35 |
| article html file updated | 5 July 2019 10:38 CEST | Update | N/A |
| article html file updated | 5 July 2019 08:57 CEST | Update | N/A |
| article html file updated | 6 May 2019 03:38 CEST | Original file | N/A |
| article pdf uploaded. | 6 May 2019 03:37 CEST | Version of Record | https://www.mdpi.com/2227-7099/7/2/35/pdf |
| article xml uploaded. | 6 May 2019 03:37 CEST | Update | https://www.mdpi.com/2227-7099/7/2/35/xml |
| article xml file uploaded | 6 May 2019 03:37 CEST | Original file | N/A |
