| article html file updated | 7 February 2020 16:09 CET | Update | https://www.mdpi.com/2409-9287/1/3/190 |
| article html file updated | 5 May 2019 02:01 CEST | Update | - |
| article html file updated | 11 October 2016 06:46 CEST | Original file | - |
| article xml uploaded. | 11 October 2016 06:45 CEST | Original file | https://www.mdpi.com/2409-9287/1/3/190/xml |
| article pdf uploaded. | 11 October 2016 06:45 CEST | Version of Record | https://www.mdpi.com/2409-9287/1/3/190/pdf |
