| article html file updated | 7 February 2020 16:10 CET | Update | https://www.mdpi.com/2411-5142/1/4/343 |
| article html file updated | 5 May 2019 01:59 CEST | Update | - |
| article html file updated | 11 October 2016 11:39 CEST | Original file | - |
| article xml uploaded. | 11 October 2016 11:38 CEST | Update | https://www.mdpi.com/2411-5142/1/4/343/xml |
| article xml uploaded. | 11 October 2016 11:38 CEST | Original file | - |
| article pdf uploaded. | 11 October 2016 11:38 CEST | Version of Record | https://www.mdpi.com/2411-5142/1/4/343/pdf |
