| article html file updated | 7 February 2020 16:58 CET | Update | https://www.mdpi.com/2409-9287/1/3/199 |
| article html file updated | 5 May 2019 00:29 CEST | Update | - |
| article html file updated | 26 October 2016 05:32 CEST | Original file | - |
| article xml uploaded. | 26 October 2016 05:31 CEST | Original file | https://www.mdpi.com/2409-9287/1/3/199/xml |
| article pdf uploaded. | 26 October 2016 05:31 CEST | Version of Record | https://www.mdpi.com/2409-9287/1/3/199/pdf |
