| article html file updated | 9 February 2020 19:49 CET | Update | https://www.mdpi.com/2073-4395/8/6/86 |
| article html file updated | 4 October 2019 03:52 CEST | Update | - |
| article html file updated | 30 April 2019 14:51 CEST | Update | - |
| article html file updated | 16 April 2019 15:26 CEST | Update | - |
| article html file updated | 30 March 2019 06:31 CET | Update | - |
| article html file updated | 25 June 2018 11:43 CEST | Update | - |
| article html file updated | 1 June 2018 08:25 CEST | Original file | - |
| article pdf uploaded. | 1 June 2018 08:23 CEST | Version of Record | https://www.mdpi.com/2073-4395/8/6/86/pdf |
| article xml uploaded. | 1 June 2018 08:23 CEST | Update | https://www.mdpi.com/2073-4395/8/6/86/xml |
| article xml file uploaded | 1 June 2018 08:23 CEST | Original file | - |
