| article html file updated | 9 February 2020 15:09 CET | Update | https://www.mdpi.com/2076-0760/7/5/71 |
| article html file updated | 2 October 2019 22:43 CEST | Update | - |
| article html file updated | 1 May 2019 00:53 CEST | Update | - |
| article html file updated | 17 April 2019 01:31 CEST | Update | - |
| article html file updated | 29 March 2019 18:49 CET | Update | - |
| article html file updated | 24 April 2018 14:51 CEST | Original file | - |
| article pdf uploaded. | 24 April 2018 14:50 CEST | Version of Record | https://www.mdpi.com/2076-0760/7/5/71/pdf |
| article xml uploaded. | 24 April 2018 14:50 CEST | Update | https://www.mdpi.com/2076-0760/7/5/71/xml |
| article xml file uploaded | 24 April 2018 14:50 CEST | Original file | - |
