| article html file updated | 9 February 2020 12:03 CET | Update | https://www.mdpi.com/2073-4441/10/4/409 |
| article html file updated | 2 October 2019 04:08 CEST | Update | - |
| article html file updated | 1 May 2019 07:03 CEST | Update | - |
| article html file updated | 17 April 2019 07:04 CEST | Update | - |
| article html file updated | 29 March 2019 11:38 CET | Update | - |
| article html file updated | 1 May 2018 06:10 CEST | Update | - |
| article html file updated | 31 March 2018 10:49 CEST | Original file | - |
| article xml uploaded. | 31 March 2018 10:47 CEST | Update | https://www.mdpi.com/2073-4441/10/4/409/xml |
| article pdf uploaded. | 31 March 2018 10:47 CEST | Version of Record | https://www.mdpi.com/2073-4441/10/4/409/pdf |
