| article html file updated | 12 February 2020 02:17 CET | Update | https://new.mdpi.com/2308-3425/6/2/15 |
| article html file updated | 17 October 2019 13:50 CEST | Update | - |
| article html file updated | 9 May 2019 15:44 CEST | Update | - |
| article html file updated | 9 May 2019 12:44 CEST | Original file | - |
| article xml uploaded. | 9 May 2019 11:38 CEST | Update | https://new.mdpi.com/2308-3425/6/2/15/xml |
| article pdf uploaded. | 9 May 2019 11:08 CEST | Updated version of record | https://new.mdpi.com/2308-3425/6/2/15/pdf |
| article xml file uploaded | 9 May 2019 11:08 CEST | Update | - |
| article pdf uploaded. | 1 April 2019 16:17 CEST | Version of Record | https://new.mdpi.com/2308-3425/6/2/15/pdf-vor |
| article xml file uploaded | 1 April 2019 16:17 CEST | Original file | - |
