| article html file updated | 8 February 2020 09:09 CET | Update | https://www.mdpi.com/2073-4441/9/7/458 |
| article html file updated | 25 September 2019 13:04 CEST | Update | - |
| article html file updated | 3 May 2019 15:49 CEST | Update | - |
| article html file updated | 1 August 2017 09:28 CEST | Update | - |
| article html file updated | 26 June 2017 11:23 CEST | Original file | - |
| article xml uploaded. | 26 June 2017 11:22 CEST | Update | https://www.mdpi.com/2073-4441/9/7/458/xml |
| article pdf uploaded. | 26 June 2017 11:22 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/7/458/pdf |
| article pdf uploaded. | 24 June 2017 11:42 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/7/458/pdf-vor |
