| article html file updated | 8 February 2020 08:58 CET | Update | https://www.mdpi.com/2308-3417/2/3/19 |
| article html file updated | 25 September 2019 12:01 CEST | Update | - |
| article html file updated | 3 May 2019 16:09 CEST | Update | - |
| article html file updated | 22 June 2017 13:39 CEST | Original file | - |
| article xml uploaded. | 22 June 2017 13:37 CEST | Original file | https://www.mdpi.com/2308-3417/2/3/19/xml |
| article pdf uploaded. | 22 June 2017 13:37 CEST | Version of Record | https://www.mdpi.com/2308-3417/2/3/19/pdf |
