| article html file updated | 12 February 2020 13:55 CET | Update | https://www.mdpi.com/2075-1702/7/2/34 |
| article html file updated | 20 October 2019 11:16 CEST | Update | - |
| article html file updated | 4 July 2019 14:40 CEST | Update | - |
| article html file updated | 21 May 2019 08:43 CEST | Original file | - |
| article pdf uploaded. | 21 May 2019 08:42 CEST | Version of Record | https://www.mdpi.com/2075-1702/7/2/34/pdf |
| article xml uploaded. | 21 May 2019 08:42 CEST | Update | https://www.mdpi.com/2075-1702/7/2/34/xml |
| article xml file uploaded | 21 May 2019 08:42 CEST | Original file | - |
