| article html file updated | 8 February 2020 11:55 CET | Update | https://www.mdpi.com/2073-4441/9/8/554 |
| article html file updated | 26 September 2019 03:37 CEST | Update | - |
| article html file updated | 3 May 2019 10:31 CEST | Update | - |
| article html file updated | 27 March 2019 17:31 CET | Update | - |
| article html file updated | 1 September 2017 08:10 CEST | Update | - |
| article html file updated | 25 July 2017 11:47 CEST | Original file | - |
| article xml uploaded. | 25 July 2017 11:46 CEST | Update | https://www.mdpi.com/2073-4441/9/8/554/xml |
| article pdf uploaded. | 25 July 2017 11:46 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/8/554/pdf |
