| article html file updated | 10 February 2020 03:44 CET | Update | https://www.mdpi.com/2227-7080/6/3/71 |
| article html file updated | 6 October 2019 04:14 CEST | Update | - |
| article html file updated | 29 April 2019 21:38 CEST | Update | - |
| article html file updated | 15 April 2019 16:40 CEST | Update | - |
| article html file updated | 31 March 2019 03:11 CEST | Update | - |
| article html file updated | 31 July 2018 10:53 CEST | Original file | - |
| article pdf uploaded. | 31 July 2018 10:51 CEST | Version of Record | https://www.mdpi.com/2227-7080/6/3/71/pdf |
| article xml uploaded. | 31 July 2018 10:51 CEST | Update | https://www.mdpi.com/2227-7080/6/3/71/xml |
| article xml file uploaded | 31 July 2018 10:51 CEST | Original file | - |
