| article html file updated | 8 February 2020 09:03 CET | Update | https://www.mdpi.com/2073-4441/9/7/453 |
| article html file updated | 25 September 2019 12:30 CEST | Update | - |
| article html file updated | 3 May 2019 15:59 CEST | Update | - |
| article html file updated | 1 August 2017 09:28 CEST | Update | - |
| article html file updated | 23 June 2017 15:20 CEST | Original file | - |
| article xml uploaded. | 23 June 2017 15:19 CEST | Update | https://www.mdpi.com/2073-4441/9/7/453/xml |
| article pdf uploaded. | 23 June 2017 15:19 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/7/453/pdf |
