| article html file updated | 9 February 2020 20:24 CET | Update | https://www.mdpi.com/2073-4360/10/6/621 |
| article html file updated | 4 October 2019 07:31 CEST | Update | - |
| article html file updated | 30 April 2019 13:32 CEST | Update | - |
| article html file updated | 16 April 2019 14:08 CEST | Update | - |
| article html file updated | 16 April 2019 08:31 CEST | Update | - |
| article html file updated | 30 March 2019 07:56 CET | Update | - |
| article html file updated | 28 June 2018 03:45 CEST | Update | - |
| article html file updated | 5 June 2018 15:25 CEST | Original file | - |
| article pdf uploaded. | 5 June 2018 15:24 CEST | Version of Record | https://www.mdpi.com/2073-4360/10/6/621/pdf |
| article xml uploaded. | 5 June 2018 15:24 CEST | Update | https://www.mdpi.com/2073-4360/10/6/621/xml |
| article xml file uploaded | 5 June 2018 15:24 CEST | Original file | - |
